Adding Two-Step Equations

Subtracting Two-Step Equations

Mixed Review

Adding Two-Step Inequalities

Two-step Inequalities

100

2x + 6 = 18

What is x = 6

100

-2x - 63 = 47

x=-55

100

When you multiply of divide by a negative number you must _____ the inequality sign?

Flip

100

5x + 2 < -8

x < -2

100

4x - 6 ≤ -10

x < -1

200

2x + 4 = 12

What is x = 4

200

4y - 9 = -45

y = -9

200

What is the first step in solving the equation 2x+7=15?

Subtract 7 from both sides

200

2f + 32 < 126

f < 47

200

3m - 2 > 7

m > 3

300

5x + 18 = 13

What is x = -1

300

4a - 7 = 33

a = 10

300

The inverse operation for multiplication is

Division

300

2x + 6 > 18

x > 6

300

Solve. 25 - 5r > -30

What is r < 11

400

3c + 5 = 23

C = 6

400

4a - 4 = 20

a = 6

400

The inverse operation for addition is

Subtraction

400

-4x+2 > 18

x > -4

400

4x - 5 > 11

x > 4

500

3x + 5 = -14

X = -3

500

6x - 4 = 14

x = 3

500

What kind of dot would you use for the following symbol? <

Open or Closed dot?

Open

500

9 + 2x > 23

x > 6

500

Congratulations. You all get $500 points!

$500

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