Solving Equations Using Addition and Subtraction

Solve for x:
8x - 10 = -34

• 4

• 3

• -3

• -24

Tags

CCSS.7.EE.B.4A

What is the first step in solving this equation:
5x + 7 = 12

• Divide by 5

• Subtract 5

• Multiply by 7

• Subtract 7

Tags

CCSS.7.EE.B.4A

y + 8 = 20

• 10

• 11

• 12

• 13

Tags

CCSS.6.EE.B.7

k - 10 = 7

• -3

• 3

• 17

• - 17

Tags

CCSS.6.EE.B.7

x - 3 = 5

• x = 8

• x = 2

• x = -2

• x = 3

Tags

CCSS.6.EE.B.7

Solve the equation.

x + 9 = -5

Mathematical Equivalence

OFF

Tags

CCSS.6.EE.B.7

y - 8 = 9

• y = 17

• y = 2

• y = - 1

• y = 1

Tags

CCSS.6.EE.B.7

x + (-18) = 34

Mathematical Equivalence

ON

Tags

CCSS.6.EE.B.7

In order to solve 6j - 9 = 27, I would first ​ (a)   , then ​ (b)   .

• add 9 to both sides

• subtract 9 from both sides

• divide by 9 on both sides

• divide both sides by 6

• subtract 6 from both sides

• add 6 to both sides

Tags

CCSS.7.EE.B.4A

y + 6 = 3

• y = - 3

• y = 0

• y = 9

• y = -18

Tags

CCSS.6.EE.B.7