Mathematics Middle School

1.) k + 4n k = 3 and n = 7 *
5 points
2.) 3f - 6 - 4r when f = 7 and r =-5 *
5 points
3.) 9z + 8h + 2 when z = 3 and h = 7 *
5 points
4.) 3k + 4s when k = 6 and s = -2 *
5 points
5.) 5 + 7c + 9d when c = 3 and d = -3 *
5 points

Answers

Answer 1
1.) 31
2.) 35
3.)85
4.) 10
5.)-1
Answer 2
1. 31
2. -5
3. 85
4. 10
5. -1

Related Questions

Jessica is planting a garden. It has the shape of a right triangle. She wants 2 plants for each square foot of area. How many plants does she want in the​ garden?
Height = 5 ft
Base = 13 ft

Answers

Answer:

i think 7

Step-by-step explanation:

she wants 32 plants in the garden

It takes Kim 8 hours to travel a distance of 360 miles. At this rate, how many miles does Kim travel in 12 hours

Answers

Answer:

3.75

Step-by-step explanation:

Debora plans to sew 3 blankets for each of her nieces.

How many blankets will Debora sew if she has 5 nieces?


A
Debora will sew 8 blankets.

B
Debora will sew 9 blankets.

C
Debora will sew 12 blankets.

D
Debora will sew 15 blankets.

Answers

Answer:15

Step-by-step explanation: Debora has to take the numbers 3 and 5 and multiply. 3x5= 15

The answers d I had this exact same question on my test!

The total cost of your pizza is 6.46.

The total number of pizzas needed to feed 120 students is 30.
Using the cost per pizza and the number of pizzas need to feed 120 students, how much would it cost to feed the 120 students? (Each student will only get one slice) giving brainlist for the first correct answer

Answers

Answer:

193.80

Step-by-step explanation:

30x6.46=193.80

Correct answer would be $193.80

3. Name an angle that is supplementary to ∠ CFD:

4. Name an angle that is supplementary to ∠ GFE:

Answers

Answer:

3. <BFC 4. <AFG

I could be wrong

Answer:

3-CFA is the supplement

4-GFB is the supplement

Pls help with this question!!!

Answers

answer:
8% dont pop

why:
ugh just trust me lol 2/25 would be 8%
8% have an nice day

Write the equation of the linear relationship in slope-intercept form, using decimals as needed.

Enter the equation of the relationship.
y =

Answers

0,1.5 and same for the rest

Please help! I will post more questions soon too! The image is posted :)

Answers

5.8 times 8.8= 51.04
+
8.6 times 8.8=75.68
So 51.04+75.68= 126.72cm2

15. Sylvia says the first step to solve 5 – 2(x + 1) = 13
will be
3(x + 1) = 13
Explain how you know she is wrong using order of operations, and find the answer.

Answers

Answer:

16

Step-by-step explanation:

13+3-16xydxifxogdyodtod

OYDTODTODPYRYPRY f

dotdyofyofpydoyc

Fjptos rdy doyfupg

you first do -2(x+1) to get 5-2x-2=13
then you do 13-5= 8, then 8+-2=6
so then you have -2x=6
then -x= 3 and you have to times by -1 on both sides to get rid of -x
so the answer would be x=-3

Sharon invested $5000 in a bond for 2 years. The total interest earned on the investment was $600. What was the interest rate on the investment?

Answers

Answer:

1200 i think thats right

Step-by-step explanation:

hope it helps

help me pleaseee !!! I'll give brainliest!!

Answers

a) vertex: (0,3)
b) axis of symmetry: x=0
c) y-intercept: (0,3)
d) x-intercept: none
e) minimum: (0,3)
f) a is positive because the graph is above the x-axis
im just getting points sorry

Identify the multi step linear equations as (no solution, infinite solutions, or 1 solution)

Answers

Answer:

All I know is that #1 has one solution. Sorry.

Please help the picture should be there.

Answers

Answer:

11/12

Step-by-step explanation:

-11/12

i hope that helps!

If 1 more paragraph with 7 lines is added, how is the median affected?
A. The median increases by 0.5.
B. The median increases by 1
C. The median increases by 1.5.
D. The median does not increase
WHO EVER SOLVES FIRST GETS BRAINLEST

Answers

Answer:

a

Step-by-step explanation:

Awnser = B
hope that helps

Find the value of x in the triangle shown below.


Answers

B I think I am pronounced wrong sorry if I am
ɪ ᴛʜɪɴᴋ ɪᴛs ᴀ!

sᴇᴇ ᴜ ᴅᴅᴏ 1x6

Solve the word problem and explain the steps you used to solve:

three tenths of a bag of jelly beans were red, and two tenths of the bag were orange. What fraction of the bag was red and orange?

Answers

Answer:

five tenths

Step-by-step explanation:

you have to add 3 a d 3 together which makes 5 tenths and then you have 5 tenths left

At Silver Gym, membership is $30 per month, and personal training sessions are $25 each. At Fit Factor, membership is $50 per month, and personal training sessions are $15 each. In one month, how many personal training sessions would Sarah have to buy to make the total cost at the two gyms equal?


Sarah would have to buy ______personal training sessions to make the total cost at the two gyms equal.

Answers

Sarah will have to by 4 sessions

Hey guys I'm just gonna give a random question so yall can have points!

1 + 1 x 4 + 3 - 1 + 20 - 20 =

Answers

Answer:

7

Step-by-step explanation:

giving brainlist help due by 11pm

Answers

Answer:

its$355.3 hope it's right:)

Answer:

355.3

Step-by-step explanation:

You payed $54 for a game that was 10% off. What was the original price of the game?

Answers

Answer:

I think is is 5.4

Step-by-step explanation:

what I did is divided the problem

yes 5.4 becuase 54 multiplied by 10 percent equals 5.4

Write an equation to model how much money you have in your bank account each month. If you were to graph this equation, what do you think your graph look like?

Answers

Answer:

Answer it

Step-by-step explanation:

Nobody

Y=10X+100
Y=total money earned each month
X=$10 put in bank account each month
100= the money you deposited when you first opened you bank account
If you graphed this equation the line would be linear
Idrk but I hope this helps

B. Construct Arguments Tom says his friends ate the same amount of vegetable pizza as pepperoni pizza. How could that be true?​

Answers

Answer:

ummmm sorry idgi

Step-by-step explanation:

Hejejxox doesn’t chapel the chiefs in the chiefs and the he vent

A school is arranging a field trip to the zoo. The school spends 649.92 dollars on passes for 46 students and 2 teachers. The school also spends 396.98 dollars on lunch for just the students. How much money was spent on a pass and lunch for each student?

Answers

Answer

$22.76 each student

Step-by-step explanation:

I really hope this is right and this helps. Sorry if I'm wrong.

649.92/48=13.54
396.98/46=8.63
13.54+8.63=$22.17 per student

Use , or = to complete the number sentence.

Answers

Answer:

The page is blank

Step-by-step explanation:

Can someone simplify the radical

Answers

Answer:

The answer should be −8 − 7√5 but I don't see it in the answer choices.

Step-by-step explanation:

i’m thinking the answer is B

The high school is having a bake sale. Dakota is making brownies. One box of brownie mix can make 8 brownies.If Dakota makes 48 brownies, she will need exactly_________.

Answers

Answer: 6 boxes

Step-by-step explanation:

8x6=48

hope this helps :)

brainliest?

Answer:

6 boxes of brownie mix

On treat day at a school, every 9th student through the lunch line receives a free cookie, and every 12th student receives a free ice cream sandwich. What is the number of the first student who will receive BOTH the free cookie and ice cream sandwich?

Answers

The correct answer should be 36

There were 60 people on a bus. After 3 stops, the number of people decreased to 48. What was the percent of decrease in the number of people on the bus?
A. 12%
B. 20%
C. 24%
D. 25%

Answers

Answer:

I believe its 12%

Step-by-step explanation:

60-48=12 so 12%

12% was decrease in the number of people in the bus

Evaluate 21 - n for n = 3 *

please help me with this

Answers

Answer:

18

Step-by-step explanation:

21-n; n=3

Substitute n for 3:

21-3

Solve.

18
21-3=18 because n=3 and you’re just subtracting

The figure is made up of 2 rectangles and 2 right triangles.

What is the area of the figure?

173 units2
253 units2
277 units2
325 units2

Answers

The answer is 277 units2

Answer:

277 units2

-------------------------- I took the k12 test

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