Algebra I Skill Review Week 6

Solving equations involves isolating the variable and performing the inverse operation.

• True

• False

• 36

• 18

• 9

• 4

-10 + y = 25

Solve for y

• 35

• 15

• -35

• 5

2.3 + a = 6.7

Solve for a

• 4.5

• 4.4

• 9.0

• -4.4

• 14

• 40

• 44

• 6

• 30

• 4

• 3

• 18

10 - x = 12

Solve for x

• 2

• -2

• 22

• -22

Which equation matches this word problem?

Fred has $12 and he wants to buy roses that cost $0.50 each. How many can Fred buy?

• x + $0.50 = $12.00

• $0.50x = $12.00

• $6.00 = 12x

What is the inverse operation for multiplication?

• Addition

• Division

• Square root

• Subtraction

Keeping an equation "in balance" means doing the same operation on both sides of the equation.

• True

• False