2-Step Equation Activity

What is the first step in this equation?

3x + 5 = 20

• Add 5 and 20

• Subtract 5 from both sides of the equation

• Add 3 and 5

• Multiply 3 by 5

Tags

CCSS.7.EE.B.4A

After you subtract 5 from both sides of the equation (3x + 5 = 20) what will the equation look like?

• 3x = 25

• 3x = 20

• 3x = 3

• 3x = 15

Tags

CCSS.7.EE.B.4A

What is the next step in the equation?

3x = 15

• Divide both sides by 3

• Add 3 and 15

• Subtract 3 and 15

• Multiply 3 and 15

Tags

CCSS.6.EE.B.7

Take out scrap paper and solve: 4x + 6 = 18

Tags

CCSS.7.EE.B.4A

Take out scrap paper and solve: 9k - 8 = 10

Tags

CCSS.7.EE.B.4A

What does isolate the variable mean?

• Get the variable alone

• Get rid of the variable

Tags

CCSS.6.EE.B.7

What is the inverse of multiplication?

• Addition

• Subtraction

• Multiplication

• Division

Tags

CCSS.HSA.REI.A.1

• Multiply both sides by 12

• Divide both sides by 12

• Multiply both sides by 24

• Divide both sides by 24

Tags

CCSS.6.EE.B.7

Tags

CCSS.HSA.REI.A.1

Tags

CCSS.7.EE.B.4A