Equations and Inequalities Review

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.

Tags

CCSS.6.EE.B.7

2c + 2 = 10

• 4

• 5

• 3

• -4

Tags

CCSS.7.EE.B.4A

5z - 17 = 13

• 6

• 2

• 4

• 5

Tags

CCSS.7.EE.B.4A

• x is less than or equal to -2
• x < -2
• -2 < x
• x is greater than -2

Tags

CCSS.6.EE.B.8

Which inequality could be used to represent the situation: you must donate at least $5 to get a free popcorn.

• x < 5

• x > 5

• x ≤  5

• x ≥ 5

Tags

CCSS.6.EE.B.8

Which inequality can be represented by the graph?

• x < 5

• x > 5

• x ≤  5

• x ≥ 5

Tags

CCSS.6.EE.B.8

Solve the inequality.
x + 5 ≤ 13

• x ≥ 8

• x ≥ 18

• x ≤ 8 

• x ≤ 18 

Tags

CCSS.7.EE.B.4B

y - 4.6 = 12

• 16.6

• 5.8

• 7.4

• Answer not Given

Tags

CCSS.6.EE.B.7

Which equation has x = 5 as the solution?

• x + 15 = 10

• 2x = 5

• 2x = 10

Tags

CCSS.6.EE.B.5

What equation matches this situation?
Robyn had some video games then bought 4 more.  Now she has a total of 10 games.

• v - 4 = 10

• v + 4 = 10

• 10 - 4 = v

• Answer not Given

Tags

CCSS.HSA.CED.A.3