Two Step Equations

33 = 4a - 7

• a=-10
• a=10
• a=4.5

Tags

CCSS.7.EE.B.4A

6 - 3a = 21

• a= 9
• a= -9
• a= -5
• a= 5

Tags

CCSS.7.EE.B.4A

7 + ^a⁄₃ = 5

• a= -2
• a= -6
• a= 3
• a= 15

Tags

CCSS.7.EE.B.4A

^{(a + 3)}⁄₇ = 3

• a= 18
• a= 21
• a= 4
• a= 11

Tags

CCSS.7.EE.B.4A

50 = 28.1 + 0.15a

• a= 150
• a= 146
• a= 6
• a= 155

Tags

CCSS.7.EE.B.4A

x - 62 = 123

How should you show your work to isolate the variable and solve the equation?

• Add 62 to each side.

• Subtract 62 from each side.

• Multiply each side by 62.

• Add 123 to each side.

Tags

CCSS.6.EE.B.7

• 2
• 4
• 6
• 8

Tags

CCSS.7.EE.B.4A

-3a + 8 = 14

• a= -2
• a= -7.5
• a= 2
• a= 6

Tags

CCSS.7.EE.B.4A

3n + 4 = 7 

• 1
• -1
• 3.67
• 2

0 = 8z + 8 

• -1
• 1
• 0
• 8