Unit 0 Review: Algebra Skills

Simplifying Expressions

100

Combine like terms:

3x - 4x

-1x

200

Distribute:

3(x - 4)

3x - 12

300

Distribute:

5x(3x - 1)

15x² - 5x

400

Distribute:

-3x(x - 7)

-3x² + 21x

500

Simplify:

3(x - 3) + 2x - 6

5x - 15

Solving One and Two Step Equations

100

Solve for x:

3x = 30

x = 10

200

Solve for x:

7 + x = 23

x = 16

300

Solve for x:

6x - 1 = 17

x = 3

400

Solve for x:

-4 = 2x - 6

x = 1

500

Solve for x:

-x + 3 = 9

x = -6

Solving Multi-Step Equations

100

Solve for x:

3x + 7x = -40

x = -4

200

Solve for x:

18=3(3x-6)

x = 4

300

Solve for x:

30=-5(6x + 6)

x = 2

400

Solve for x:

-2 = -(x-8)

x = 10

500

Solve for x:

-5x - 8(1+7x) = -8

x = 0

Solving Equations with Variables on Both Sides

100

Solve for x:

8 + 5x = 4x + 3

x = -5

200

Solve for x:

3x + 13 = 7x - 3

x = 4

300

Solve for x:

2 - 5x = -14-7x

x = -8

400

Solve for x:

6(8x + 8) = 2 + 2x

x = -1

500

Solve for x:

-6(1-3x)=27+7x

x = 3

Evaluating Expressions

100

Calculate the value if x = 3:

4x - 5

7

200

Evaluate for y = -5:

3(y - 3)

-24

300

Evaluate for x = 2 and y = 7:

4x - 3y + 1

-12

400

If x - 7 = 5, what is the value of the expression 4x - 1?

47

500

If 2x = -10 and 3y = 15, what is the value of x + y?

0