Solving Addition and Subtraction Equations

How do we solve f - 12 = -4

• add -12 to both sides

• subtract 12 from both sides

• add 12 to both sides

• add 4 to both sides

Tags

CCSS.6.EE.B.7

7 + g = 11

• g = 4

• g = -4

• g = 18

• g = -18

Tags

CCSS.6.EE.B.7

Bob is exercising and eating right to lose weight. After losing 26 pounds, Bob weighs 231 pounds. What was Bob’s weight before he started exercising and eating right?

Write an equation to solve the problem. Use the variable (r) for his initial weight amount

Tags

CCSS.6.EE.B.7

x - 3 + 6x + 9 = 48

• x = 7

• x = 6

• x = - 3

• x = 9

Tags

CCSS.8.EE.C.7B

What is the inverse (opposite) of addition?

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Tags

CCSS.1.OA.B.3

What is the inverse (opposite) of subtraction?

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Tags

CCSS.2.NBT.B.5

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

• n=-6

• n= -5

• n= 8

• n= -4

Tags

CCSS.7.EE.B.4A

3c + 5 = 23

• c = 3

• c = 6

• c = 7

• c = 18

Tags

CCSS.7.EE.B.4A

What is the inverse operation needed to solve for p?
765 = p - 254

• subtraction

• addition

• multiplication

• division

Tags

CCSS.6.EE.B.7

4x + 22 = -34

• -14

• -22

• 16

• -20

Tags

CCSS.7.EE.B.4A