Expressions and Equations

Mixed 1-Step Equations

100

n - 7 = -2

5

200

-9 + x = -7

2

300

-2 + m = 4

6

400

a - 7 = 0

7

500

-4 + b = -8

-4

1-Step Equations: Addition

100

x + 6 = 4

x = -2

200

x + 6 = -4

x = -10

300

x  + 10 = 14

x = 4

400

35 = x + (-10)

x = 45

500

-11 + x = -21

x = -10

Evaluate Expressions

100

x= 5

2x = _____

10

200

x= 3

5x -2 = ______

13

300

x= 4

2x +4x = _______

24

400

x= 3   y= -2

3x - 2y = _______

13

500

x= -4      y= 1

2x + 7y - 2 = ______

-3

Simplify Expressions

100

Simplify: 2z + 4z

6z

200

Simplify: 3x + 2 - 2x

x + 2

300

Simplify: 3x + 4 - 2 + 6x

9x + 2

400

Simplify: -5n - 3 + n - 7

-4n - 10

500

Simplify: 3 + 4x - 2x + 5 - 8x

-6x + 8

1-Step Equations: Subtraction

100

x - 10 = 12

x=22

200

24 = x - 21

x = 45

300

x - 19 = -10

x = 9

400

x - 45 = -45

x = 0

500

-75 = x - (-25)

x = -100