Expressions and Equations

Combining Like Terms

100

5x + 3x

8x

200

2x + 4x + 5

6x +5

300

4 + 4x - 3x

x + 4

400

x+x+6x-2x+10

5x+10

500

-8x+10x+4-11

2x-7

Distributive Property

100

2(x+1)

2x+2

200

-3(x+2)

-3x-6

300

2(4x+8)

8x+16

400

-4(5x-10)

-20x+40

500

3(4x+2) - 5

12x+1

Two-Step Equations

100

5x+3 =13

x=2

200

x/4 -2 = 9

x=44

300

-9 = 6x + 3

x=-2

400

7-2x = -25

x=16

500

(x+6)/2 = 9

x=12

Two-Step Inequalities

100

2x+4 > 18

x > 7

200

-9x+5 < 22

x> -3

300

8+3x <= 14

x <= 2

400

1/3 x +9 >= 18

x >= 27

500

(x+6)/-3 < 9

x > -33

Evaluating Expressions

100

 x+4  when 

x=4

8

200

x^2 + 3

when

x=2

7

300

(x+3)^2 -5

when

x=-6

4

400

9+y-4^2+x

when

x=-12 and y =6

-13

500

(-x+y)^3+63

when

x=5 and y=10

188