Help!!!!!
factor 3^2+15x-42

Answers

Answer 1

Answer:

3(5x−11)

Step-by-step explanation:

32+15x−42

15x−33

=3(5x−11)


Related Questions

Please help I hate geometry

Answers

transverse s at angle 135°

180° - 135° = 45°

Angle 2 is congruent to 45° because they're alternate exterior angles.

transverse t at angle 120°

180° - 120° = 60°

Angle 3 is congruent to 60° because they're alternate exterior angles.

One rule for exterior angles in triangles is that the exterior angle is equal to the sum of the two angles adjacent to the opposite angle of the exterior angle.

135° = angle 1 + 60°

angle 1 = 75°

120° = angle 1 + 45°

angle 1 = 75°

Therefore angle 1 is 75°,angle 2 is 45° and angle 3 is 60°

Answer:

m∠1 = 75° m∠2 =45° m∠3 = 60°

Step-by-step explanation:

m∠1 = 180 - { (180 - 135) + (180 - 120) }

m∠1 = 180 - { 45 + 60 }

m∠1 = 75°

The angle between 1 and 3, lets call it x,  is vertically opposite to ∠2, so we must find it first to be able to get ∠2

Since a ║b

Therefore ∠x and ∠135 are co-interior angles

Therefore ∠x = 180-135

m∠x = 45°

∠2 = ∠x (Vertically opposite angles)

∠2 = 45°

Between ∠2 and ∠3 there is an angle, let's call it z.

∠z = ∠1 (Vertically opposite angles)

∠z = 75°

Since the sum of  ∠2, ∠z and ∠3 = 180° (Straight angle)

Therefore m∠3 = 180 - (∠2 + ∠z)

m∠3 = 180 - (45 + 75)

m∠3 = 60°

Or in a different way

∠2 + ∠z + ∠3 = 180

45 + 75 + ∠3 = 180

120 + ∠3 = 180

∠3 = 180 - 120

∠3 = 60°

Hope it helps

Last week, Makayla took 8 express bus rides, which cost her $34. Which equation models the cost in dollars, c, per express bus ride, b.

Answers

Based on the cost of the bus rides in total and the number of buses taken, the relevant equation would be c = 34/b.

Makayla took 8 express bus rides and this cost her $34 in total. The cost of each bus ride is therefore:

= Total cost of rides / Number of rides taken

With the cost per ride being c and the bus ride being b, the equation would be:

c = 34/b

In conclusion, to find the cost of each bus ride, use the equation c = 34/b.

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12 cm
14 cm
1

-
Find volume

Answers

Answer:

Volume of cylinder = 6,330.24 cm

Solution:

Volume of cylinder = area of base × altitude

Volume = πr² × altitude

V= 3.14 × 12² × 14

V = 3.14 × 144 × 14

V = 6,330.24 cm

Darren made strawberry jam and raspberry jam. He made enough strawberry jam to fill 3 3/8 jars. If he made 3 5/6 times as much raspberry jam as strawberry jam, how many jars will the raspberry jam fill? Write your answer as mixed number

Answers

Answer:

Harry would have made 1 and 1/2 jars of raspberry jam

Step-by-step explanation:

Hope this helps

Raspberry jam can fill [tex]12\frac{15}{16}[/tex]  jars when the quantity of raspberry jam is [tex]3\frac{5}{6}[/tex] times as strawberry jam .

Given, that strawberry jam has filled 3 3/8 jars.

Multiplication: It is the basic mathematical operation among division, addition and subtraction.

The number of jars of strawberry jam is [tex]3\frac{3}{8}[/tex] jars.

The number of jars of raspberry jam is [tex]3\frac{5}{6}[/tex] times of the number of jars of strawberry jam.

So,

[tex]3\frac{3}{8} \times 3\frac{5}{6}[/tex]

[tex]= \frac{27}{8} \times \frac{23}{6}\\ \\= 207/16\\\\= 12\frac{15}{16}[/tex]

The number of jars of raspberry jam is [tex]12\frac{15}{16}[/tex] .

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Identify the 16th term of a geometric sequence where a1 = 4 and a8 = −8,748.

Answers

Step-by-step explanation:

The formula used to determine the terms is

an = a1 × rn - 1

It is given that

a1 = 4

a8 = -8,748

Substituting the values in the formula

-8748 = 4 × r8 - 1

r7 = -8748/4

r7 = -2187

r = -3

So the 16th term is

a16 = 4 × 316-1

a16 = -57395628

Therefore, the 16th term is -57395628.

The sum of 24 and 3 times a number y is equal to 56

Answers

Answer:

Step-by-step explanation:

24+3y=56 solve for y, subtract 24 from each side

3y=32 divide each side by 3

y=32/3

Answer:

y=32/3

Step-by-step explanation:

let the number be y, then

24+3y=56 solve for y, subtract 24 from each side

3y=32 divide each side by 3

y=32/3

IF YOU DONT KNOW THE QUESTION, PLEASE DONT ANSWER IT FOR THE PONIS. I REALLY NEED IT

Answers

Answer:

- 3x^2 + 2x - 13

Step-by-step explanation:

f (x) + g (x) = ( - 4x^2+5x-9) + (x^2 - 3x - 4)

= ( - 4x^2 + x^2) + (5x-3x) + (-9-4)

= - 3x^2 + 2x - 13

A real root of X3 – 3x2 + x + 7 = 0 lies between two consecutive integers.
Find these two integers.

Answers

Answer:

B. between -2 and -1

Step-by-step explanation:

Brainlyist please

1 (a) (i) Yasmin and Zak share an amount of money in the ratio 21 : 19.
Yasmin receives $6 more than Zak.
Calculate the total amount of money shared by Yasmin and Zak.
(ii) In a sale, all prices are reduced by 15%.
(a) Yasmin buys a blouse with an original price of $40.
Calculate the sale price of the blouse.

Answers

Answer: 1(a) $120

(ii a) $34

Step-by-step explanation:

21-19 = 2

$6/2=3

21x 3( one ratio =$3) =63

19x3 = 57

63+57=120 - (1 A ans)

(ii a) 40x0.15 (percentage decrease)= 6

40-6 = $34

The total amount of money shared by Yasmin and Zak is $120.

What is the ratio?

The ratio is defined as the comparison of two quantities of the same units that indicates how much of one quantity is present in the other quantity.

(i) The given ratio is 21:19

Let Zak be having $x, the Yasmin will be having $(x+6).

Now, 21/19 = x+6/x

21x=19x+114

2x=114

x= $57

So, x+6= 57+6 = 63$

Total 63+57=$120

(ii) Given that, Yasmin buys a blouse with an original price of $40.

In a sale, all prices are reduced by 15%.

Now, 15% of 40

= 15/100 ×40

= 0.15×40

= 6

New cost =40-6

= $34

Therefore, the sale price of the Yasmin's blouse is $34.

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what is the answer to 4x+8

Answers

Answer:

×=-2

Step-by-step explanation:

4×+8=0

4x= -8

therefore;

x= -2

Tanya who's worked out a budget that allows her to pay her mortgage and save for her three young children's college funds

Answers

Answer: fixed rate mortgage

Step-by-step explanation:

Its correct

Fixed rate mortgage will be for Tanya who's worked out a budget that allows her to pay her mortgage and save for her three young children's college funds.

What is Fixed rate mortgage?

A fixed rate mortgage is one in which the interest rate remains constant for the duration of the loan.

This means that the monthly payment amount remains constant, making budgeting and planning easier for borrowers.

Tanya should look for a mortgage with a low interest rate and a manageable monthly payment that fits into her budget.

A shorter loan term means a higher monthly payment but less overall interest paid over the life of the loan.

Tanya has worked out a budget that allows her to pay her mortgage while also saving for her three young children's college funds.

Thus, the answer is Fixed rate mortgage.

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Your question seems incomplete, the probable complete question is:

Tanya who's worked out a budget that allows her to pay her mortgage and save for her three young children's college funds Which Mortgage is Right?

find the 10th and 21st terms of -3,1,5,9

Answers

Answer:

33, 77

Step-by-step explanation:

-3. 1 5 9 13 17 21 25 29 33 37 41 45 49 53 57 61 65 69 73 77

Answer:

The 10th Term is; 33.

The 21st Term is; 77

Step-by-step explanation:

You need to add 4 each time to get a term. The first term is -3 so -3+4=1. Then 1+4=5, and 5+4=9 and so on.

-3. 1 5 9 13 17 21 25 29 33 37 41 45 49 53 57 61 65 69 73 77

60 POINTS HELPP!!

The value of y varies directly with x. if x=3, then y=18. What is the value of x when y=84?

Answers

Answer:

it is 14

Step-by-step explanation:

if X=14 then Y=84

Answer:14
When Y=18
X=3
Then
Y=84
X=14

A line passes through point (-2, 5) and has a slope of 3. Points A(x 3) and B(-2, y lie on the line.
The value of xis
and the value of yis

Answers

Answer:

x = -8/3

y = 5

Step-by-step explanation:

Finding the equation of the line:

y = 3x +c

Substituting (-2,5) into 'y=3x+c':

5 = -6 + c

c = 11

Hence,

y = 3x + 11

For finding x:

Substituting (x, 3) into 'y = 3x +11':

3 = 3x + 11

3x = -8

x = -8/3

For finding y:

Substituting (-2, y) into 'y = 3x + 11':

y = -6 + 11

y = 5

Hope this helps and be sure to have a wonderful time at Brainly! :D

What is the Prime factorization of 321411?

Answers

Answer:

The determined equation for number 321411 factorisation is 3 * 107137.

What is the effect on the graph of f(x) = x2 when it is transformed to
h(x) = 2x2 +15?
A. The graph of f(x) is horizontally compressed by a factor of 2 and
shifted 15 units to the left.
B. The graph of f(x) is vertically stretched by a factor of 2 and shifted
15 units up.
C. The graph of f(x) is vertically stretched by a factor of 2 and shifted
15 units to the left.
D. The graph of f(x) is horizontally stretched by a factor of 2 and
shifted 15 units up.
SUBMIT

Answers

Answer: A. The graph of f(x) is horizontally compressed by a factor of 2 and

shifted 15 units to the left.

Step-by-step explanation:

Hope this helps!

please help me find " What does the rate of change indicate about the context?"

Answers

Answer:

Rate of change is used to mathematically describe the percentage change in value over a defined period of time, and it represents the momentum of a variable. ... Subtract one and multiply the resulting number by 100 to give it a percentage representation.

a scarf is made of 65% cotton.If the scarf weighs 18 ounces,then how much cotton is in the scarf( STEPS PLEASEE)

Answers

Answer: 11.7 ounces

Step-by-step explanation:

65% of 18 is:

0.65*18=11.7

Therefore, the answer is 11.7 ounces.

Answer:

There are 11.7 oz of cotton in this scarf.

Step-by-step explanation:

The scarf weighs 18 oz.  We are told that 65% of the makeup of the scarf is cotton.  To determine how much cotton is in the scarf, we multiply the scarf's full weight, 18 oz, by 0.65 (0.65 is the decimal fraction equivalent of 65%):

0.65(18 oz) = 11.7 oz

There are 11.7 oz of cotton in this scarf.

Ill give brainlest if right

Answers

Answer: The Car is moving at a Constant positive speed

Step-by-step explanation:

the car is going in a positive direction at a time in which doesn't change so it is at a constant speed

A vehicle has a speed with the formula v=(90+20t)m/min. The distance covered every minute is s=1/2vt km. If this vehicle has been moving for 1/2 hours, then the distance that has been traveled is .... km

Answers

Answer:

around 7

Step-by-step explanation:

7 is my lucky number

please help, been stuck on this

Answers

Answer:
y=-1/3x+40
Steps:
The 40 came from the y intercept
x came from rise/run and it is negative

horace’s speedometer reada 60 miles per hour, but during a road test he finds that he was actually driving 58 mph. what is the percent error in horace’s speedometer?

Answers

Answer:

3.4%

Step-by-step explanation:

Geometry please help me

Determining angle measures in context.

Answers

Answer:

d

Step-by-step explanation:

the corresponding angles are described by 2 parallel lines and a line that cross them all

Help!!!! I have a math assignment due this WEDNESDAY!!! I don’t understand what I’m supposed-to do. I started writing but I feel like whatever I wrote is incorrect! Just someone PLEASE help!

Answers

It looks good to me. Except I would just rewrite the important information in the “what do you notice box”. So basically the things you underlined.

Then where it says “record it below” just copy a question over and answer it in the box under it

Subtract ​​using the number line.

−23−(−113)




−123

−23

−13

23

Answers

Answer:

The answer is 2/3

Step-by-step explanation:

There are 3 boxes. One of them contains gold.
In each box, there is a message, and one of them is true.
Box 1. "The gold is not in Box 2".
Box 2: "The gold is in this box".
Box 3: "The gold is not in this box".
Which box has the gold?

Answers

It is box 1
Box 2 does not because box 1 said box 3 said it has not box 1 hasnt said anything about its box

Since only one box contains gold, then the gold must be in Box 2.

Let's analyze the statements in each box:

Box 1 says, "The gold is not in Box 2." If this statement is true, it means the gold cannot be in Box 2.

Box 2 says, "The gold is in this box." If this statement is true, it means the gold must be in Box 2.

Box 3 says, "The gold is not in this box." If this statement is true, it means the gold cannot be in Box 3.

Now, let's consider the possibilities:

If Box 1 is true, then the gold is not in Box 2 (as stated in Box 1), and it is also not in Box 3 (since Box 3 would be false, and only one box contains the gold).

As per Box's 1 statement, the gold is not in Box 2.

If Box 3 is true, then the gold is not in Box 3 (as stated in Box 3), and it is also not in Box 2 (since Box 2 would be false, and only one box contains the gold).

Therefore, the gold must be in Box 1.

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please help! i reward brainliest
plz no silly answers

Answers

Answer:

With 4 times the number of machines, it would take 8 hours

Step-by-step explanation:

8 hours, have a great day. brainliest?

Which equation in standard form has a graph that passes through the point (-2, 6) and has a slope of !.A. 3x — 2y = 12 B. 3x — 2y = 6 C. 3x — 2y = -18 D. 3x — 2y = 18

Answers

Answer:

Your answer should be C

Step-by-step explanation:

Answer:

3x - 2y = -18

Step-by-step explanation:

3x - 2y = -18 and (-2, 6)

(3)(-2) - (2)(6) = -6 - 12 = -18

What is the P (getting a number less than 8)?

Answers

Answer:

2/3

Step-by-step explanation:

there's 6 total and 4 numbers less than 8 so probability is 4/6 simplify and u get

2/3

Answer is B
Numbers less than 8: 2, 3, 5, 6. In total 4 number
4/6 = 2/3

MARKING BRAINLEIST IF YOUR RIGHT !

Answers

Answer:

c = m + 4

you solve for c by simplifying both sides of the equation, then isolating the variable.

Answer:

Your answer is

c = m + 4

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