Equations & Inequalities

Solve the equation:
-5x = 25

• x = 20
• x = -20
• x = -5
• x = 5

19  + a  =  -50

• a = -950
• a =  -69
• a = -31
• a = -50/19

Solve for x:

• x = 20
• x = 7
• x = 10
• x = 3

Which equation has x = 5 as the solution?

• x + 15 = 10
• 2x = 5
• 2x = 10

-16+ x= -15

• 2
• 0
• -1
• 1

What is the first step to solve this equation:
11 - 3x = 44

• Add 3 to both sides
• Subtract 11 from both sides
• Add 11 to both sides
• Divide 3 on both sides.

Figure out what n equals in this equation:
6n + 4 = -26

• n=-6
• n= -5
• n= 8
• n= -4

6.    -3x + 5 = -13

• x = -5
• x = 2
• x = -6
• x = 6

Tags

CCSS.7.EE.B.4A

10.    x / 2  - 5 = 3

• x = -2
• x = 2
• x = 16
• x = 8

Tags

CCSS.7.EE.B.4A

Solve for x:
-30 - 5x = 120

• x = 18
• x = -18
• x = 30
• x = -30