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writing and solving equations

Authored by DAndre Berry

Mathematics

8th Grade

CCSS covered

Used 2+ times

writing and solving equations
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25 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

There are 34 pine trees currently in the park. Park workers will plant more pine trees today. When the workers are finished there will be 50 pine trees in the park. Write an equation that could be used to find how many pine trees they planted.

50 + x = 34
34 + x = 50
x - 34 = 50
34 - x = 50

Tags

CCSS.HSA.CED.A.3

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Translate the sentence into an equation:
Four more than six times a number is 18.

10x = 18
4x + 6 = 18
4 + 6x = 18
not enough info

Tags

CCSS.6.EE.B.6

CCSS.6.EE.B.7

CCSS.6.EE.A.2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Jim paid a gym membership fee of $50, plus $20 per month. Jim has paid a total of $290 to the gym. How many months has he been a member at the gym? Write an equation and solve.

12

17

64.5

15

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Simplify each equation. Tell whether the equation has one, no, or infinite solutions.

3x - 7 = 3(x - 3) + 2

one

no solutions

infinite solutions

Tags

CCSS.8.EE.C.7A

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Cheryl gets paid $8 per hour at her job at the record store. She made a total of $96 last week. Write a equation to show how many hours she worked last week. Write an equation and solve.

96h = 8

h/96 = 8

8h = 96

h/8 = 96

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Downloading Music

Chris is comparing two music downloading websites. The first site charges a $15 membership fee and then charges $0.50 per song. The second website has no membership fee, but they charge $0.80 per song.

What equation could be used to find the number of songs where the two sites charge the same amount? Write an equation and solve.

15x + 0.50 = 0.80x

15 + 50x = 0.80x

15 + 0.50x = 0.80x

15.50 = 0.80x

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Which of the following situations can be represented by y=10+0.55n

The total cost at a store for one book that costs $10 and n bookmarks that cost $0.55 each.
The total cost of 10 bags of chips that cost $0.55 each.
The height of a tree after n day that was 10feet tall and it grew 55 feet a day.
Not here

Tags

CCSS.HSF.LE.B.5

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