In the equation x + 7 = 12 7 is being added to the variable, x. How should you show your work to isolate the variable and solve the equation?

Subtract 7 from both sides. The solution is x = 5.

Add 7 to both sides. The solution is x = 19.

Multiply both sides by 7 The solution is x = 84.

Algebra basics

Quiz

•

Mathematics

•

6th - 8th Grade

•

Practice Problem

•

Medium

•

CCSS

6.EE.A.3, 7.EE.A.1, 7.EE.B.4A

+9

Standards-aligned

Used 11+ times

FREE Resource

45 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 12 pts

10(f + 5)

10f + 50

f + 50

10f + 5

b + c

Tags

CCSS.6.EE.A.3

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

5(6 + cd)

30 + 5cd

5 + c

11 + 5c

Tags

CCSS.6.EE.A.3

3.

MULTIPLE CHOICE QUESTION

30 sec • 12 pts

Which of the following is the correct expansion of:
5(r - 2)?

5r - 2

5r +2

5r + 10

5r - 10

Tags

CCSS.6.EE.A.3

4.

MULTIPLE CHOICE QUESTION

30 sec • 12 pts

2(3 + a)

6 + 2a

5 + a

5 + 2a

6 + a

Tags

CCSS.6.EE.A.3

5.

MULTIPLE CHOICE QUESTION

1 min • 12 pts

3(b + c)

3b + 3c

3b + c

3 + 3c

b + c

Tags

CCSS.7.EE.A.1

6.

MULTIPLE CHOICE QUESTION

1 min • 12 pts

3(4 + c)

12 + 3c

7 + c

3 + 3c

4 + c

Tags

CCSS.6.EE.A.3

7.

MULTIPLE CHOICE QUESTION

30 sec • 12 pts

Expand 2(2z - 4)

2z² - 8

4z² - 8

4z - 4

4z - 8

Tags

CCSS.6.EE.A.3

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Algebra basics

45 questions

10(f + 5)

5(6 + cd)

Which of the following is the correct expansion of:
5(r - 2)?

2(3 + a)

3(b + c)

3(4 + c)

Expand 2(2z - 4)

Expand 3(4d - 3)

Expand -5(r + 2)

Expand -5(4v + 3)

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics

Algebra basics

45 questions

10(f + 5)

5(6 + cd)

Which of the following is the correct expansion of:5(r - 2)?

2(3 + a)

3(b + c)

3(4 + c)

Expand 2(2z - 4)

Expand 3(4d - 3)

Expand -5(r + 2)

Expand -5(4v + 3)

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics

Which of the following is the correct expansion of:
5(r - 2)?