PLS HELP WILL MARK BRAINLIEST!

PLS HELP WILL MARK BRAINLIEST!

Answers

Answer 1

Answer:

A. -3a³-6a²+7a-13 Hope this helps :)

Step-by-step explanation:

PLS HELP WILL MARK BRAINLIEST!
Answer 2

Answer:

Step-by-step explanation:

A. -3a³-6a²+7a-13


Related Questions

Express the ratio as a fraction in simplest form. 10 yards to 10 feet

Answers

Answer:

3:1 should be the ratio.

Step-by-step explanation:

MATH HELP PLEASE!!

6. Solve

3X+10 is greater than or equal to 4

Answers

Answer:

Step-by-step explanation:

Answer:

x ≥ - 2

Step-by-step explanation:

3x + 10 ≥ 4 ( subtract 10 from both sides )

3x ≥ - 6 ( divide both sides by 3 )

x ≥ - 2

Jenna is having her birthday party at the ice cream palace. The ice cream party palace charged 2.49 for each ice cream cone and 24.99 for a birthday cake jenna decides to buy a birthday cake and an ice cream cone for each of her friends. jenna needs to determine the total cost for her birthday party

how can i put this in a graph and a table

Answers

Answer:

y=2.49x+24.99

Step-by-step explanation:

y= Total cost of her birthday party

2.49= The price of each ice cream cone

x= The number of ice cream cones she buys

24.99 = The price of the birthday cake

Are the triangles similar or congruent

Answers

similar!

congruent means they are the exact same shape.

These triangles are similar :)

Use long division to divide (6x^2 - 39x -21) / (x -7)

Answers

Answer:

How do you divide

x

4

+

2

x

3

+

15

x

2

+

6

x

+

8

x

4

?

Algebra Division of Polynomials

1 Answer

Alan P.

Jun 13, 2017

x

4

+

2

x

3

+

15

x

2

+

6

x

+

8

x

4

=

x

3

+

6

x

2

+

39

x

+

152

Remainder:

616

Explanation:

Do this division either using "synthetic division" or "long division"

synthetic division

x

4

x

3

x

2

x

1

x

0

usually omitted

1

2

15

6

8

the coefficients

+

−−−

|

0

4

24

−−

146

−−−

608

−−−

product of prior row 3 value and

x

's zero

4

|

1

6

39

152

616

the 4 is the value of

x

that would make the denominator

=

0

x

3

x

2

x

1

x

0

R

again, this is usually omitted

will give correct answer brainliest​

Answers

Answer:

2. Division property of equality

3. x+1 = -4

4. Subtraction property of equality

5. x = -5

Step-by-step explanation:

Write 77^1/10 in the form
n√77 where n is a whole number.

Answers

Answer:

[tex]\sqrt[10]{77}[/tex]

Step-by-step explanation:

[tex]77^\frac{1}{10}[/tex] is the same as [tex]\sqrt[10]{77^1} ,[/tex] or simply [tex]\sqrt[10]{77}[/tex]

77^1/10 can be written as [tex]\sqrt[10]{77}[/tex]

what is representation of root?

The principal nth root of a is written as n√a , where n is a positive integer greater than or equal to 2. In the radical expression, n is called the index of the radical.

A radical symbol √ is used to represent a square root; the number or expression included within the radical symbol, designated by the letter a below, is known as the radicand.

We have that [tex]77 ^ {1/10}[/tex].

Now, if we have given that √4 we can write it as [tex]\sqrt[2]{4}[/tex]

Again, if we have [tex]7^{1/3}[/tex] we can write it as [tex]\sqrt[3]{7}[/tex]

Similarly we can write 77^1/10 as  [tex]\sqrt[10]{77}[/tex]

Learn more about root representation here:

https://brainly.com/question/17595336

#SPJ2

Rewrite each equation in slope-intercept form.
1. 3x + 5y = 12
2. 5x – 4y = 6
3. y = 5x + 3
4. y =1/2 x – 8

Answers

1. y = -3/5x + 12/5
2. y = 5/4x - 3/2
number 3 and 4 are already in slope-intercept form.

HELP ASAP! Pls and thx! Need help.

Answers

Answer:

y = -3x + 22

Step-by-step explanation:

To find m, find the change in y and divide it by the change in x.

For example, the change in y between 19 and 13 is -6. Then determine the change in x. For example, since we determined the change in 19 and 13, let's look at the change in the x coordinates that pair with 19 and 13: 1 and 3. The change in x between 1 and 3 is 2. Now divide the change in y by the change in x: -6/2 = -3. So now we have the equation y = -3x + b, but we still need to figure out b, or the y-intercept. To do this, we need to figure out a pattern in the table to find out what y is equal to when x = 0, the definition of a y-intercept. From just the table alone, it looks like for every 2 units the x-coordinate decreases, the y-coordinates increases by 6. We could also just as easily say that for every 1 unit the x-coordinate decreases, the y-coordinate increases by 3. From this definition, if we look at the coordinate (1, 19), if we were to decrease 1 from the x-coordinate, we would have to increase the y-coordinate by 3 which we can write as (x - 1, y + 3). So, we would get (0, 22). So, when x = 0, y = 22.

Scott is a painter who is paid a normal rate of $36.80 per hour plus a height allowance of $21 per day. If Scott works 9 hours per day for 5 days on a tall building, calculate his total earnings.

Answers

Answer:

$1761

Step-by-step explanation:

9*5=45

36.80*45=1656

21*5=105

1656+105=1761

I have been wondering this question for quite some time. What is 87 - 45x /3

Answers

Answer:

-48

Step-by-step explanation:

we are going to say. 87-45x3=_48

Is 7 a factor of 49r + 7?
yes
no

Answers

Answer:

yes

Step-by-step explanation:

49r+7

7(7r+1)

7*7=49

7+1=7

The equation 4 ∙ 5 = 5 ∙ 4 demonstrates the ________property of multiplication.

Answers

Answer:

The equation 4 ∙ 5 = 5 ∙ 4 demonstrates the Commutative property of multiplication.

Step-by-step explanation:

Commutative property is A × B = B × A

So the equation  4 ∙ 5 = 5 ∙ 4 is same as commutative property

Answer:

The equation 4 ∙ 5 = 5 ∙ 4 demonstrates the commutative property of multiplication.

Step-by-step explanation:

The commutative property means that the positions of the numbers on each side of the equation can be swapped and both sides would be equal.

You can think of it as A x B = B x A

guys pls help me!!!!!!

Answers

Answer:

136 degrees

Step-by-step explanation:

136 degrees + 44 degrees = 180 degrees

Answer:

x = 136 degrees

Step-by-step explanation:

180 - 44 = 136

Both angles are supplementary

Suppose you need to put a fence around a rectangular garden that has a perimeter of 64ft. The width is 12ft less than the length. Find the width and length of the garden.

Answers

Answer:

x=length

x-12=width

you techinally have to count 2 lengths and 2 widths.

2x + 2x - 24= 64

4x = 88

x = 22

so the length is 22 and the width is 10

IF YOU KNOW HOW TO DO THIS PLEASE PLEASE HELP YOUR GIRL OUT!!

Explain the steps necessary to solve the following multi-step equation. Include the final solution as part of your submission and explain how
you verified that the solution is correct.
–5(1 – 5x) + 5(–8x - 2) = -4x – 8x

Answers

Answer: x = -5

-------------------------------------------------------------------------------------------------------------

Step-by-step explanation:

Let's solve your equation step-by-step.

−5(1−5x)+5(−8x−2)=−4x−8x                                                                                                                          

-------------------------------------------------------------------------------------------------------------

Step 1: Simplify both sides of the equation.

−5(1−5x)+5(−8x−2)=−4x−8x

(−5)(1)+(−5)(−5x)+(5)(−8x)+(5)(−2)=−4x+−8x(Distribute)

−5+25x+−40x+−10=−4x+−8x

(25x+−40x)+(−5+−10)=(−4x+−8x)(Combine Like Terms)

−15x+−15=−12x

−15x−15=−12x

-------------------------------------------------------------------------------------------------------------

Step 2: Add 12x to both sides.

−15x−15+12x=−12x+12x

−3x−15=0

-------------------------------------------------------------------------------------------------------------

Step 3: Add 15 to both sides.

−3x−15+15=0+15

−3x=15

-------------------------------------------------------------------------------------------------------------

Step 4: Divide both sides by -3.

−3x /−3  = 15/ −3

x=−5

-------------------------------------------------------------------------------------------------------------

Answer:

x=−5

Source: https://www.mathpapa.com/algebra-calculator.html

, Hope this helps

Have a great day!!

Each floor of a doll house is 12.5 inches tall. If the height of the doll house is 75 inches, how many floors does the doll house have? You must show your work ​help please

Answers

Answer :

[tex]\bigstar\boxed{\large\bf{\leadsto 6\:floors}}[/tex]

⠀⠀━━━━━━━━━━━━━━━━━━━━━━━━━━━━⠀⠀

[tex]\begin{gathered}\rm{ \underline{ \underline{ \red{Given}}}}\begin{cases}\sf{height\:of\:one\:floor\:of\:dollhouse =12.4\:in} & \\ \\\sf{Height\:of\: dollhouse=75\:in}&\end{cases}\\\\\end{gathered} [/tex]

To find :

Total number of Floors in dool house

➜ Therefore , Total number of floors can be find out by dividing the total height of dollhouse by the length of one floor

‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎[tex]\bf{=\cancel{ \dfrac{75}{12.5}}}[/tex]

‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎

‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎[tex]\bf{= 6}[/tex]

‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎‎‎ ‎ ‎

⠀⠀━━━━━━━━━━━━━━━━━━━━━━━━━━━━⠀⠀

A sample of a radioactive isotope had an initial mass of 650 mg in the year 1994 and
decays exponentially over time. A measurement in the year 1996 found that the
sample's mass had decayed to 570 mg. What would be the expected mass of the
sample in the year 2005, to the nearest whole number?

Answers

Answer:

316

Step-by-step explanation:

I got the question wrong and it gave me this answer lol

9)Jason drove 20 miles in 2 hours.How many
miles did Lisa drive in one hour?
10) How many hours did Jason take to drive one
mile?

Answers

Answer:

10 min. to drive one mile

Step-by-step explanation:

hope this helps

Could anyone help please

Answers

Answer:

T=.25k+.97t

This is because you 25 cents of gas is multiplied by k, which leaves the other section of the equation.

You move left 6 units. You end at (-4, 4). Where did you start?
(you need a coordinate plane)

Answers

Answer:

(2,4)

Step-by-step explanation:

Step 1: Understand the question

We know moving left DECREASES the x value and moving right INCREASES the x value.

We need to move 6 units back to the right to get the original coordinate

Step 2: Solve

(-4 + 6, 4)

(2, 4)

Step 3: Therefore statement

Therefore you started at (2, 4)

Show that 3650 is not a perfect square.​

Answers

Answer:

A number that is a perfect square never ends in 2, 3, 7 or 8. If your number ends in any of those numbers, you can stop here because your number is not a perfect square. Obtain the digital root of the number. The digital root essentially is the sum of all of the digits.

Step-by-step explanation:

hope this helps you super sorry if it does not

Answer:

3650 is not a perfect square as it equals 60.415229868

Step-by-step explanation:

Which one of the following graphs best represents the equation shown?
y = -x^2 + 3

Answers

Ive never done this but i think its option 3

Given m
Il n,
n, find the value of x and y.
35°

Answers

Answer:

x = 145, y = 35

Step-by-step explanation:

so y is equal to 35 because alternate interior angles are equal to each other (you can search this up if you're confused) and x = 145 because of supplementary angles so I did 180 - 35 = 145. hope this helps!

Find the equation of the line that passes through the point (4,13) and is perpendicular to the equation below.

y = 4x - 6

Answers

Answer: m=4

Slope of 4x-6 is m=4

what is 6xy . 12 over x 100 over 6

Answers

Simplifying
X2 + -6xy + -12 = 0

Reorder the terms:
-12 + X2 + -6xy = 0

Solving
-12 + X2 + -6xy = 0

Solving for variable 'X'.

Move all terms containing X to the left, all other terms to the right.

Add '12' to each side of the equation.
-12 + X2 + 12 + -6xy = 0 + 12

Reorder the terms:
-12 + 12 + X2 + -6xy = 0 + 12

Combine like terms: -12 + 12 = 0
0 + X2 + -6xy = 0 + 12
X2 + -6xy = 0 + 12

Combine like terms: 0 + 12 = 12
X2 + -6xy = 12

Add '6xy' to each side of the equation.
X2 + -6xy + 6xy = 12 + 6xy

Combine like terms: -6xy + 6xy = 0
X2 + 0 = 12 + 6xy
X2 = 12 + 6xy

Simplifying
X2 = 12 + 6xy

Reorder the terms:
-12 + X2 + -6xy = 12 + 6xy + -12 + -6xy

Reorder the terms:
-12 + X2 + -6xy = 12 + -12 + 6xy + -6xy

Combine like terms: 12 + -12 = 0
-12 + X2 + -6xy = 0 + 6xy + -6xy
-12 + X2 + -6xy = 6xy + -6xy

Combine like terms: 6xy + -6xy = 0
-12 + X2 + -6xy = 0

The solution to this equation could not be determined.

PLEASE HELP URGENT SORRY FIR QUILTY

Answers

Answer:

-25

Step-by-step explanation:

[tex]-15/\frac{3}{5}[/tex] [tex]-15 * \frac{5}{3}[/tex] [tex]\frac{-75}{3}[/tex] [tex]-25[/tex]

Right answer gets brainlyest

Answers

Answer:

Answer A

Step-by-step explanation:

hope this helps uwu

The correct answer is B :)

What is the measure of angle "K" in the triangle pictured
below:

Answers

Answer:

K = 30°

Step-by-step explanation:

K = 180 - (35+115)

K= 180 - 150

K =30

K= 180-115-35
K= 30

Why a triangle angles add up to 180 degrees because one exterior angle is equal to the sum of the other two angles in the triangle.

[tex]-10n-8=-9n[/tex]

Answers

Answer:

[tex] - 10n - 8 = - 9n \\ - 10n + 9n = 8 \\ - n = 8 \\ n = - 8 \\ thank \: you[/tex]

Answer:

[tex] - 10n - 8 = - 9n \\ - 10n + 9n = 8 \\ - n = 8 \\ \boxed{n = - 8}[/tex]

n = -8 is the right answer.
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