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.

math and variables

Quiz

•

Mathematics

•

4th Grade - Professional Development

•

Practice Problem

•

Medium

•

CCSS

6.EE.B.7, HSA.REI.A.1, 3.OA.B.6

+1

Standards-aligned

isaiah wilson

Used 83+ times

FREE Resource

14 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

3x = 6

x = 0

x = 1

x = 2

x = 3

Tags

CCSS.6.EE.B.7

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

x - 4 = 6

x = -2

x = 2

x = -10

x = 10

Tags

CCSS.6.EE.B.7

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

x + 5 = -2

x = -3

x = 3

x = -7

x = 7

Tags

CCSS.6.EE.B.7

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

-3x = 6

x = -2

x = -3

x = 2

x = 3

Tags

CCSS.6.EE.B.7

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

-2x = -6

x = -3

x = -4

x = 3

x = 4

Tags

CCSS.6.EE.B.7

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

x - 32 = 49

x = 17

x = 71

x = 81

x = 49

Tags

CCSS.6.EE.B.7

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

10x = 90

x = 80

x = 100

x = 10

x = 9

Tags

CCSS.3.OA.B.6

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3x = 6

x - 4 = 6

x + 5 = -2

-3x = 6

-2x = -6

x - 32 = 49

10x = 90

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