Mental Math, 2 Step Equations

3c + 5 = 23

• c = 3
• c = 6
• c = 7
• c = 18

Tags

CCSS.7.EE.B.4A

4x + 7 = 23

• x = 16
• x = 4
• x = 9
• x = 12

In the equation 4y +-9 =-36
y = -4

• True
•  francine
• False

5x+4=^-6

• 2
• -2
• 10
• 15

-4x+1=21

• x=120
• x=5
• x=30
• x=-5

2.     2x + 6 = 14

• x = 4
• x = 10
• x = -4
• x = 3

6.    -3x + 5 = -13

• x = -5
• x = 2
• x = -6
• x = 6

10.    x / 2  - 5 = 3

• x = -2
• x = 2
• x = 16
• x = 8

5x+4=^-6

• 2
• -2
• 10
• 15

6p - 5 =13

• 12
• 15
• 3
• -3