One-Step Equations Warm-Up

What is the inverse operation (opposite) of subtraction?

• Addition

• Subtraction

• Multiplication

• Division

What is the first step in solving the following equation:

x - 2 = 19

• Add 2 to both sides

• Add -2 to both sides

• Subtract 2 from both sides

• Divide both sides by 2

What is the inverse operation of addition?

• Addition
• Subtraction
• Multiplication
• Division

Tags

CCSS.2.NBT.B.5

What is the inverse operation of multiplication?

• Addition
• Subtraction
• Multiplication
• Division

Tags

CCSS.3.OA.C.7

What is the first step in solving the following equation:
-63 = -3x

• Multiply both sides by -3
• Multiply both sides by 3
• Divide both sides by -3
• Divide both sides by 3

Tags

CCSS.6.EE.B.7

1. What is the solution of the equation?

X+1=8

• 9

• 6

• 7

• 8

2. In an equation or inequality, you want to get the variable...

• on one side

• by itself

• to disappear

3. Solve the equation:

x + 7 = 12

• X=5

• X=4

• X=19

• X=84

10x = 90

• x = 80
• x = 100
• x = 10
• x = 9

Tags

CCSS.3.OA.B.6

Solve for x:

• x = 20
• x = 7
• x = 10
• x = 3

Tags

CCSS.6.EE.B.7