Chapter 4 Review (7th)

What is the correct order to solve a multi-step equation?

• Undo addition or subtraction

• Combine Like Terms

• Distribute

• Undo multiplication or division

What is the first step in solving the equation below?

12 + 5w - 4w = 15

• combine like terms

• distribute

• start with the upside down T

What is the first step in solving the equation 4(a - 5) = 10

• combine like terms

• distribute the 4

• start with the upside down T

• 75

• 15

• 25

• 5

The objective when solving an equation is to....

• isolate the variable.
• check the solution.
• guess and check.
• Combine Like Terms.

What does 3x mean?

• A. Three times X
• B. Three divided by X
• C. Three and X

Which operation will undo multiplication?

• A.  Addition
• B. Subtraction
• C. Multiplication
• D. Division

Which equation has x = 9 as a solution?

• 4 + x = 12
• 5x = 45
• 2x = 20
• x + 7 = 26

What is the most important rule when solving equations?

• Always wash your hands.

• Whatever you do to one side of the equal sign, you have to do to the other.

• Pick the answer at random.

• Wait at least one hour after you eat.

When you are trying to UNDO division, you should use...

• addition

• subtraction

• multiplication

• division