Two Step Inverse Operations

Level 4

What is the first step to solve this equation?

• Add 3 to both sides

• Subtract 11 from both sides

• Add 11 to both sides

• Divide 3 on both sides.

Level 3

Identify the steps to solve for b

• Add 6 to both sides and divide both sides by 5

• Add 6 to both sides and multiply both sides by 5

• Subtract 6 from both sides then multiply both sides by 5

• Subtract 6 from both sides then divide both sides by 5

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

• subtraction
• addition
• multiplication
• division

What does isolate the variable mean?

• Make sure the variable is not alone.
• Get the variable by itself.
• Make the variable do a dance.
• Double the variable

What is the first step in solving
2y + 17 = 55

• Subtract 17
• Add 17
• Multiply by 2
• Divide by 2

Using the "opposite operation" to "undo" and isolate the variable when solving an equation is more commonly called...

• Inverse operations

• math

• variable

• PEMDAS

What is the FIRST step in solving this equation?

• subtract 3 from each side

• add three to each side

• subtract 2 from each side

• add 2 to each side

Tags

7.11.B

To undo an operation, you must do its opposite or inverse to both sides of the equation. Match each operation to its inverse.

• Multiplication

• Addition

• Division

• Multiplication

• Addition

• Subtraction

• Subtraction

• Division

• add 30 to both sides

• subtract 30 from both sides

• multiply both sides by 30

• divide both sides by 30

• add 4 to both sides of the equation

• subtract 4 from both sides of the equation

• multiply both sides of the equation by 4

• divide both sides of the equation by 4