Mathematics Middle School

The measures of two angles are 4x° and (2x + 12)°. What must be true if x = 13

A.
The angles are vertical.

B.
The angles are equal.

C.
The angles are complementary.

D.
The angles are supplementary.

Answers

Answer 1
yeas the answer is B
Answer 2

Answer:

B.

The angles are equal.

Step-by-step explanation:

Related Questions

-2.8f + 0.9f - 12 - 4

Answers

Answer:

The answer is -1.9f-16

Step-by-step explanation:

Answer:

-1.9f-8

Step-by-step explanation:

Write an algebraic expression for the situation. 7 less than the quotient of y divided by 4

Answers

Answer:

7- (y/4)

Step-by-step explanation:

The expression which shows 7 less than the quotient of y divided by 4 will be y/4 - 7.

What is an expression?

A mixture of variables, numbers, addition, subtraction, multiplication, and division are called expressions.

A statement expressing the equality of two mathematical expressions is known as an equation.

As per the given,

The quotient of y divided by 4 = y/4

7 less than y/4 = y/4 - 7.

Hence "The formula that displays 7 less than the result of dividing y by 4 is y/4-7".

To learn more about expression,

https://brainly.com/question/14083225

#SPJ2

 

Help plssssssss!i need this done

Answers

Answer:

No, it has to be a straight line going through the origin point A.K.A zero.

Step-by-step explanation:

A painting has an area of 108 square inches. The dimensions of the painting are 12 and x + 3. What is the perimeter of the painting? PLEASE HELP 15 points if you get it correct

Answers

Answer:

42

Step-by-step explanation:

108/12=9

(x=6 then)

9+9+12+12=42

The answer is 42 hope that helped

Please answer these and I will give brainliest!!!

Use dimensional analysis to convert each rate. Round your answer to the nearest hundredth if necessary.
#1. A cyclist travels 56 miles in 4 hours. Find the cyclist in feet per minute.
#2. Lebron James', contract is rumored to be around 430,000,000 per year. Convert this to dollars per minute.
#3. A giraffe can run 32 miles per hour. What is their speed in feet per second?

Answers

Answer:

#1. 1232 feet per minute

#2. $14.81 per second

#3. 46.93 feet per second

Hope This Helps!

And that it's right!

1. what units do we measure mass in?
?
2. a block is 3 cm wide by 3 cm tall by 6 cm long. what is the volume of the block
?
3. what is an atom?
?
4. give an example of a chemical change.
?

Answers

Answer:

below

Step-by-step explanation:

1. Kilograms

2.54cm³

3.an atom is the smallest particle of a chemical element that can exist.

4.the digestion of food

Use the data to find the upper quartile value.


Movie Ticket Fees at a Local Theater
$10.25 $9.75
$8.75 $12.75
$11.00 $6.50

Answers

Answer:

I believe the upper quartile would be $11.00 hope this helped :)

Step-by-step explanation:

Answer:

8.75

Step-by-step explanation:

Hey can you please help me please and thank you

Answers

Answer:

B & D

Step-by-step explanation:

because there are 9/4ths and there are 9 people so each can have 1/4th

because 1/3*6=2 and 8/4=2 so they would have enough plus 1/4 left over

Some people advise that in very cold​ weather, you should keep the gas tank in your car more than half full. Irene​'s car had 6.5 gallons in the 15​-gallon tank on the coldest day of the year. Irene filled the tank with gas that cost ​$3.80 per gallon. How much did Irene spend on​ gas? Fast Please

Answers

Answer:

she spent 32.30

Step-by-step explanation:

I did 8.5 times 3.80

What is the mathematical equation for 1 bobcat has 2 eyes =

Answers

Answer: 86?

Step-by-step explanation: 60/2 = 30 x= bobcat and eyes

4x + 2(30-x) = 86

    4x + 60 - 2x = 86

              2x = 86-60

              2x = 26

               x = 13   4 x 13 + 2 x 17 = 86  

     

               

Jen got 18 out of 21 questions on a test (missed 3 questions). What is their percent grade. How did you find the answer?

Answers

Simplify the fraction “18/21” into “6/7” (divide numerator & denominator by 3), and then input that into your calculator. You get 0.85714286, which rounds to about 0.86. Then you multiply by 100 to make it a percent. The answer is 86%.

please help due soon will give branliest and 10 points

Answers

Answer

1,4,5

Step-by-step explanation:

Sorry if Im wrong...

A:55.75 hours
B:55.35 hours
C:56.35 hours
D:56.75 hours

Answers

Answer:

The answer is B


Explanation

What is the point-slope from of a line that has a slope of 3 and passes through the point (-1, 4)

Answers

Try the one above you hope this helps

Several items in a store are on sale. Complete the table with the correct prices.

Answers

Answer:

1.$36

2.$35

3.$51

4.$43

Answer:

1.) $35

2.) $36

3.)$51

4.)$43

Step-by-step explanation:

1.)30% of 50 is 15 and you would subtract the 15 from 50 to get your discount.

2.)55% of 80 is 44 and you would subtract 44 from 80 to get your after price.

3.)For this one, I divided the discount price by 3 and multiplied it by 4 to get the original price since 1/4 was taken from it or 25%.

4.) There was only one option left.

Which best describes the equation that the graph represents?
Btw I’m giving out 100 points cuz I have too much.

Answers

Same I think it’s The first one. A

Answer:

his answer is wrong

Step-by-step explanation:

according to edg the answer is C

y = 1.8x, where time is the independent variable, x, and distance is the dependent variable.

i just took the test so i know its right

plz mark brainlyest

The ratio of girls to boys in Mrs.Johnson' class is 4 to 5. There are 12 girls in the class. What is the total number of students in Mrs.Johnson' class?

Answers

Answer:

27

Step-by-step explanation:

The answer is 27

Explanation
Step by step
Add girls to boys

100×0.23 =
101×0.23 =
102×0.23 =
103×0.23 =

Answers

Answer:

100×0.23=23

101×0.23=23.23

102×0.23=23.46

103×0.23=23.69

Answer:

Step-by-step explanation:

100×0.23= Answer:23101×0.23=Answer:23.23102×0.23=Answer:23.46103×0.23=Answer:23.69

Plz hurry more questions on the way

Answers

The answer is A, I’m pretty sure
yes it should be answer a

The expression 1.5a+0.5b gives the cost (in dollars) for a board games and b puzzles at a garage sale.

a. The cost for 1 board game is $
and the cost for 1 puzzle is $
.



b. The total cost for 2 board games and 2 puzzles is $
.




Question 2
c. Is $10 enough to buy 4 board games and 8 puzzles?

Answers

Answer:

b

Step-by-step explanation:

First you add the number of games bought for each classroom (3+4+1 = 8) then you multiply it by the number of classrooms (8*6 = 48) then you get your aFirst you add the number of games bought for each classroom (3+4+1 = 8) then you multiply it by the number of classrooms (8*6 = 48) then you get your answer.

That person is right b^^

I request assistance.

Answers

Answer:

b

Step-by-step explanation:

Answer:

I got b

Step-by-step explanation:

Im not sure how to fully explain but I hope tthishelps!

Samuel has 9 whole pizzas. Marina has 18 slices that are each 1/2 of a pizza does Marina have more?

Answers

18 slices that are half’s
1/2*18= 9
meaning there are 9 whole slices
No, Marina does not have more since Samuel has the whole pie.

Answer:

Nope.

Step-by-step explanation:

If the slices are 1/2 of a pizza, putting them together equals 9 whole pizzas.

Carla has $90. She makes $6 per day walking a neighbor's dog for half an hour, but she spends $7.50 per day on lunch. What is the fewest number of days for which Carla will have less than $30? Solve this inequality to find out. 90 + 6x - 7.5x < 30 (hint: combine like terms first)

A- 30
B- 41
C- 60
D- 90

Answers

Answer:

b

Step-by-step explanation:

use pemdas . p- parentheses e- exponent m- multiplication d- divide a- add s- subtract

Can someone answer the question below

Answers

Answer:

I believe it should be,

1/3p+25

The 1/3’d is being multiplied by p or the unknown which would give you what your increasing by 25.

You put $6000 in an account. The account earns $1050 simple interest in 5 years. What is the annual interest rate?

Answers

1050 divided by 5 =210$ birr per year

A research article claims that 52% of people have at least one pet. Suppose the claim is true for a school with 450 students. What would be the ratio of the actual number of students who have a pet to the actual total number of students?

Answers

Answer:

234

Step-by-step explanation:

Answer: (234) ma’am I think

I WILL MAKE BRAINLIEST (please show work)
a) In the first event, the eighth graders are running a baton relay race with three other classmates. The team’s top speed for each leg is 56.81 seconds, 59.22 seconds, 57.39 seconds, and 60.11 seconds. Use the information to predict the team’s best time for the race.
If the team’s best time for the race is less than 4 minutes, then the eighth graders earn 40 points. If not, the seventh graders earn 40 points. Which grade should be awarded 40 points?

Answers

Answer:

233.53 s

Step-by-step explanation:

The sum of best times for the legs is ...

 56.81 +59.22 +57.39 +60.11 = 233.53 . . . seconds

Without additional information about the effects of training or the normal variation in times, this is the best prediction we can make.

The Answer is 233.53sec

Monte Madeline real world srobleme
Complete the rate to senuity were presses that represent achat engression
Operation
Addition
Mutton
4.4
Dom
more than a
1 less than 5
A multiplied by 2
distributed into
groups of 4
Cents that to show how to write an expression to represent this word problem

Answers

Answer:

Step-by-step explah

nation:0uhtg6t6yygygffrfrdeedeedededwsw,swsws    edfrgthyujikol

Solve the equation.

f/6=2.5

Answers

Answer:

15

Step-by-step explanation:

2.5 x 6 = 15 so f = 15

Write answer on correct order so i would not be confused + no need for explanation

Answers

Answer:

Step-by-step explanation:

Si me gusta la música que no me he visto y no he tenido nada de eso pero me siento mal porque estoy interesada en el trabajo que tengo
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