Pre-Algebra 3.1-3.5 Review

Distributive Property

100

Simplify 3(2 + y)

6 + y

200

Simplify 14(2 - 2)

0

300

Simplify x(y + 1)

xy + x

400

Simplify (22 - 2)-x

-20x

500

Simplify -10y(38z + 2)

-380zy - 20y

Simplify Expressions

100

Simplify 4x + 4y + 2 + 4x

8x + 4y + 2

200

Simplify 9y + 8 - y -8

8y

300

Simplify 2m - n + 6m

8m - n

400

Simplify -1 - 21x - 83 + 14x

-7x - 84

500

Simplify 8e - 4(2f + 5e)

-12e - 8f

Solve Equations w/ Addition or Subtraction

100

Solve for x: 

x + 7 = 21

x=14

200

Solve for r:

r - 5 = 10

r=15

300

Solve for a:

a + 10 = -4

a=-14

400

Solve for t:

-8 = t - 4

t=-4

500

Solve for y:

y - 49 = -13

y=36

Solve Equations w/ Multiplication or Division

100

Solve for x:

4x = 24

x=6

200

Solve for q:

-7q = -42

q=6

300

Solve for k:

k/3 = 9

k=27

400

Solve for x:

x ÷ 5 = -8

x=-40

500

Solve for g:

g/-2 = -7

g=14

Solve 2-Step Equations

100

Solve for x:

3x + 1 = 7

x=2

200

Solve for y:

5y - 4 = 11

y=3

300

Solve for f:

10 = 6 + (f/7)

f=28

400

Solve for w:

16 = w - 2w + 9

w=-7

500

Solve for x:

100 = -19x + 2(x - 2x) + 58

x=-2