Steps to Solving Two-Step Equations

What is the next step to solve this equation?
3x - 5 = 7

• Add 5 to both sides of the equation

• Add 3x to both sides of the equation

• Subtract 5 from both sides of the equation

• Subtract 7 from both sides of the equation

Tags

CCSS.7.EE.B.4A

What is the first step to solve this equation?
3n - 4 = -2 + 2n 

• Add 2n to both sides of the equation

• Add 3n to both sides of the equation

• Subtract 2n from both sides of the equation

• Subtract 4 from both sides of the equation

What is the next step to solve this equation?
5k + 6 = -9

• Add 9 to both sides of the equation

• Add 6 to both sides of the equation

• Subtract 6 from both sides of the equation

• Subtract 5k from both sides of the equation

Tags

CCSS.7.EE.B.4A

What is the next step to solve this equation?
-4x + 6 = 10

• Add 6 to both sides of the equation

• Add 10 to both sides of the equation

• Add 4x to both sides of the equation

• Subtract 6 from both sides of the equation

Tags

CCSS.7.EE.B.4A

• x=3

• x=-7

• x=0

• No Solution

The goal of solving a one, two, or multi-step equations is to:

• Find the constant

• Find the coefficient

• Find the value of the variable

• Guess and check

Tags

CCSS.6.EE.B.7

-4x+1=21

• x=120

• x=5

• x=30

• x=-5

Tags

CCSS.7.EE.B.4A

Solve for x:
-6x + 1 = -11

• x = 2

• x = 1.2

• x = 12

• x = -2

Tags

CCSS.7.EE.B.4A

Solve    8 - 2x = 30

• -11

• 11

• -12

• 12

Tags

CCSS.7.EE.B.4A

-3a + 8 = 14

• a= -2

• a= -7.5

• a= 2

• a= 6

Tags

CCSS.7.EE.B.4A