evaluate each expression.
Example: Evaluate 10 increased by 8
Answer: 18


Evaluate: 20 decreased by 5

Answers

Answer 1

Answer:

15

Step-by-step explanation:if you take a way five from 20 you get 15 because 20-5 is 15

if you start at 1 and go to twenty 5 before that is 15


Related Questions

what is w in this−4(w+1)=−24

Answers

Answer:

w = 5

Step-by-step explanation:

Given

- 4(w + 1) = - 24 ( divide both sides by - 4 to isolate w + 1 )

w + 1 = 6 ( subtract 1 from both sides )

w = 5

How would I start this question?
Btw I need to find the X and the Y

Answers

Answer:

you know the whole circle is 360 degrees

Step-by-step explanation:

Answer:

You know the corresponding angles, read explanation.

Step-by-step explanation:

top left is equal to bottom right

top right is equal to bottom left

top mid is equal to bottom mid

ALL amount to 360 degrees!

suppose you have three consecutive integers. The greatest of the three integers is twice as great as the sum of the first two. What are the integers?

Answers

Answer:

0,1,2

Step-by-step explanation:

(x+2) = 2((x+1)+(x)

x+2 = 2x+2+2x

x+2 = 4x+2

-x       -x

2     = 3x + 2

-2            -2

0/3   = 3x/3

0 = x

3y = 5x+8
Simplify it in y = mx + b
Form

Answers

Answer:

Step-by-step explanation:

divide both sides by 3 to get y on its own

Answer:

y = [tex]\frac{5}{3} x[/tex] + [tex]\frac{8}{3}[/tex]

Step-by-step explanation:

If (x-2) is a factor of x^3+kx^2 +12x-8 then k=?

Answers

Answer:

k = - 6

Step-by-step explanation:

Since (x - 2) is a factor then x = 2 is a root

Substitute x = 2 into the polynomial and equate to zero, that is

2³ + k(2)² + 12(2) - 8 = 0

8 + 4k + 24 - 8 = 0

4k + 24 = 0 ( subtract 24 from both sides )

4k = - 24 ( divide both sides by 4 )

k = - 6

Sovle for x . 4(x-4)=36

Answers

Answer:

below

Step-by-step explanation:

[tex]x.4 ( x-4) = 36 \\[/tex]

[tex]4x(x-4) = 36 \\[/tex]

[tex]4x^{2} - 16x = 36[/tex]

add -36 to both sides

[tex]4x^{2} - 16x - 36 = 36 -36 \\4x^{2} -16x - 36 = 0[/tex]

divide both sides by 2

[tex]\frac{4x^{2} - 16x - 36 }{4} = 0/4[/tex]

[tex]x^{2} -4x-9 = 0[/tex]

This is a quadratic equation

let's solve it by  graphing it

The solution are the x-coordinates of the intersection points

The x-coordinates of the intersection points are approximatively -1.6 and 5.6

given the following sequence 3, 7, 11, 15, 19
a) find the 10th term, the 30th term, and the t^th term
b) find the sum for the first 10 terms and the first 30 terms
c) find the number needed of terms needed to have a sum of 15
d) write an algebraic representation for the sum of the first term

Answers

Answer:

Find it out yourself dude

Step-by-step explanation:

A financial transaction that is added to a ledger balance is called a credit. Please select the best answer from the choices provided T or F

Answers

Question:

A financial transaction that is added to a ledger balance is called a credit.

Answer:

The answer is True, I just took the test

A restaurant needs to plan seating for a party of 150 people. Large tables seat 10 people and small tables
seat 6. Let x represent the number of large tables and y represent the number of small tables. The
expression 10A +6B, which represents the total number of people you can seat using a large tables and
B small tables, is called a linear combination. For instance, 150 people could be seated using 3 large
tables and 20 small tables. Use that expression to enter an equation in standard form that models all the
different combinations of tables the restaurant could use. Then identify at least one possible combination
of tables other than (3, 20).
The equation is
Another possible combination is
).

Answers

Answer:

A=0, 3, 6, 9, 12, 15

B=25, 20, 15, 10, 5, 0

Step-by-step explanation:

2(y + 5) = 18 - 12
2y + 10 = 18 - 12
2y + 10 = 6
- 10 -10
2
22
y = -2
What is the name of this method ?

Answers

Answer:

Distributive property

Atomic number tells you the number of ______________ contained in the nucleus of an atom. Which is always equal to the number of _____________ in an atom.

Answers

Answer:

The atomic number is equal to the number of protons in an atom

The atomic number tells you the number of protons in one atom of an element. It also tells you the number of electrons in a neutral atom of that element. The atomic number gives the “identity “of an element as well as its location on the Periodic Table.

Step-by-step explanation:

The atomic number is the number of protons in an atom of an element. For example, krypton's atomic number is 36. This tells us that an atom of krypton has 36 protons in its nucleus.

The atomic number tells you the number of protons contained in the nucleus of an atom. Which is always equal to the number of electrons in an atom.

What is an atom?

An atom is the smallest possible unit of a chemical element.

There are protons and neutrons in the nucleus of an atom, and electrons outside the nucleus.

The atomic number indicates the number of protons or the number of electrons.

Therefore, Atomic number tells you the number of protons contained in the nucleus of an atom. Which is always equal to the number of electrons in an atom.

Learn more about atoms here:

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Jason has applied to be a camp counselor for the summer. The job pays $9 per hour. The equation to re
job is y = 9x, where x is the number of hours he works and y is the total amount he earns,
Mia has applied to be a lifeguard for the summer. The lifeguard job is three days a week with hours and
the table below.
Hours worked
Amount paid
Tuesday
6
$52.50
Thursday
8
$70,00
Saturday
5
$43.75
Which statement best describes the hourly rates?
O The two jobs pay the same hourly rate.
The comparison cannot be made with the information given.
O Jason's camp counselor job pays a higher hourly rate than Mia's lifeguard job.
Jason's camp counselor job pays a lower hourly rate than Mia's lifeguard job.

Answers

Answer:

The correct statement is (3).

Step-by-step explanation:

Jason's hourly pay rate as a camp counselor for the summer is:

J = $9 / hour.

The table representing Mia's pay as a lifeguard for the summer is as follows:

 Days             Hours worked             Amount paid

Tuesday                    6                            $52.50

Thursday                   8                            $70,00

Saturday                    5                            $43.75

Compute Mia's hourly rate for Tuesday: [tex]\frac{\$52.50}{6}=\$8.75[/tex]

Compute Mia's hourly rate for Thursday : [tex]\frac{\$70.00}{8}=\$8.75[/tex]

Compute Mia's hourly rate for Saturday: [tex]\frac{\$43.75}{5}=\$8.75[/tex]

Thus, Mia's hourly rate  as a lifeguard for the summer is,

M = $8.75 / hour

This implies that Jason's camp counselor job pays a higher hourly rate than Mia's lifeguard job.

Thus, the correct statement is (3).

Answer:

The answer is C because if u multiply 6 by 9 its 54 that's how much Jason gets for 6 hours while on the other hand Mia for six hours gets 52 dollars.  

Step-by-step explanation:

can u guys make this a brainlyest answer


Matthew drove 189 miles in 7 hours. If he continued at the same rate, how long would it take to travel 297 miles

Answers

Answer:

11 hours

Step-by-step explanation:

27 miles per hour. 297/27 equals 11. to double check 11 times 27 equals 297.

Answer:

189/3=63mph

5*63=315

Step-by-step explanation:

Discuss the continuity of the function (tan^-1 x)/x at x= 0

Answers

Step-by-step explanation:

This graph has a vertical asymptote at x=0, this means that it is not continues at x=0. However as the Limit, x approches 0, it is very close to 57.296.

Tim spends an 9/10 hour running and also spends 4/11 of an hour at the theater.
How much less time does Tim spend at the theater compared to running?

Answers

Answer:

Tim spends 59/110 less time at the theatre

Step-by-step explanation:

Divide. Write the quotient in lowest terms. 4 2/3 divided by 1/2

Answers

Answer:

9 1/3

Step-by-step explanation:

4 2/3 ÷ 1/2

Write the mixed number as an improper fraction

(3 * 4 +2)/3 = 14/3

14/3 ÷1/2

Copy dot flip

14/3 * 2/1

28/3

Divide 28 by 3

9 with 1 left over

Put the left over part on top of the denominator

9 1/3

Please help me. One prepaid cell phone company charges $0.027 per minute and a $2 monthly fee. Another company charges $0.031 per minute with no monthly fee. For what number of minutes per month are the charges for the first company cheaper? Please explain to me

Answers

Answer: >500

Step-by-step explanation:

If Jonathas has saved a total of $700 for the cell
phone, how many months can he pay for?
Choose the equation that represents this situation.
59 + 39m = 700
59 + 39m + 700 = C
39m = 700

Answers

Answer: The answer is A

Answer:

its A!!!! i just did it!

Step-by-step explanation:

ANSWER ASAP FOR QUIZ

Answers

You must try to remove one of the unknown variables from the system by multiplying one in a way that when adding (or subtracting) one to another “makes it disappear” and so whatever value you get can be substituted back in to get the other unknown!

An astronaut is returning to earth in a spacecraft. If the spacecraft is descending at a rate of 13.81 kilometres per minute,what will be its change in height after 5 and 1/2 minutes.Round your answer to the nearest kilometer.

Answers

Answer:

-76

Step-by-step explanation:

I give credit to the other people that said it, I am not the smart one her lol

The change in height after 5 and 1/2 minutes to the nearest kilometer will be 75.955

What is the fundamental principle of multiplication?

If an event can occur in m different ways and if following it, a second event can occur in n different ways, then the two events in succession can occur in m × n different ways.

we have been given that the spacecraft is descending at a rate of 13.81 kilometres per minute, then  change in height after 5 and 1/2 minutes will be;

WE can see that the astronaut is descending 13.81 km each minute, so multiply that by 5 and a half minutes .

Then multiply 5 and 1/2 minutes by 13.81,

Speed = distance / times

Rate = 11/2 x 13.81

Rate = 75.955

Therefore, The change in height after 5 and 1/2 minutes to the nearest kilometer will be 75.955

Learn more about multiplications;

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Determine the type of construction from the following steps


Similar
Perpendicular
Parallel
Congruent

Answers

Answer: perpendicular

Step-by-step explanation:

Hope this helps! If I’m right please give me Brainly-eat!! :)

True or False: The graph below is the correct graph of the function y= -7x+14 and the intercepts

Answers

Answer:

It'ssssss Trueeeeeee

. Bartholomew Jackson is paid $10.56 an hour to knit dog sweaters. He gets paid 1.5 times his normal wages for overtime (over 40 hours per week). If he works 55.5 hours in one week, how much money does he earn

Answers

Answer:

$667.92

Step-by-step explanation:

Use the equation (p*1.5)*o=t

the variable p is equal to his hourly pay.

the variable o is equal to hours worked overtime.

the variable t is equal to the total amount of money they will make.

As for the 1.5, this is the way overtime is always calculated, at 1.5 times the rate of your hourly wage.

Back to the question:

the variable p is replaced by his hourly pay, $10.56.

the variable o is replaced by the amount of hours he worked overtime. Now, this part is a bit trickier because the question is designed to confuse you. If his overtime only counts if he works over 40 hours a week, then you need to subtract the 40 from his total amount of hours worked. You should get 15.5 because 55.5-40=15.5. Thus, variable o=15.5.

Lastly, you have to calculate it.

Plug in the variables to get:

($10.56*1.5)*15.5= $245.52

DON'T STOP HERE!!!

Since the question asks for how much he has earned for the week, you have to add this onto his normal salary. This part is easy, just multiply the 40 hours by his pay. So,

40*$10.56= $422.40.

Finally, add the overtime ($245.52) to his normal pay ($422.40).

$422.40+$245.52= $667.92

How is factor related to a real square?

Answers

We can't take square roots now, since the square of every real number is ... quadratic polynomial can be factored into 2 linear factors, if we allow complex numbers.

Given 18 and 3, which of the following could be the third side of a
triangle?
9
12
10
16

Answers

16 because the answer has to be bigger than 18 minus 3

Which expression is equivalent to pq ?

P + q

P - q

P/q

qp

Answers

Answer: qp



They are the same just change positions

Answer:

qp

Step-by-step explanation:

pq = p * q

In multiplication like this, the order doesn't matter:

5 * 3 = 15

3 * 5 = 15

2 * 9 = 18

9 * 2 = 18

Thus,

pq = p * q = q * p = qp

Answer: qp

HELP!!! Please convert y = 1/3x+9 (slope intercept form) to point slope form

Answers

Answer:

I hope it will help you...

Can someone please help me understand the Pythagorean theorem? I am having a hard time with it

Answers

Answer:

pythagoras theorem

Step-by-step explanation:

watch khan academy video on you tube or the organic chemistry tutor , very helpful i had difficulty too but now I don't

Estimate \sqrt(80) the nearest tenth. Then locate \sqrt(80)on a number line.Estimate \sqrt(80) the nearest tenth. Then locate \sqrt(80)on a number line.

Answers

Answer:

  8.9

Step-by-step explanation:

We know that 81 = 9², so √80 will be slightly less than 9. We can get a pretty good estimate by averaging 9 with 80/9. That result is 8.94, so about 8.9.

The attached graph shows that point on a number line.

The scale on a drawing is 2 inches:5 yards. If a length on the drawing is 6 inches, what is the actual length?

Answers

15 yards. 6/2=3 , 5x3 is 15 yards

Answer:

the actual length is 15 yards

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