Name______________________
SOLVING
INEQUALITIES #5--KEY
Directions: In the following inequalities, solve for x. Show your steps and write your answer in the space provided.
Examples: x - 11 > -5 -2x + 10 < 100
+ 11 +11 +
10 +10
x > 6 -2x < 110
-2
-2
x
> -55
1) 8x - 40 < 120 2) 16x - 420 > -100 3) -5x - 30 > 80
x < 20 x > 20 x < -22
4) x - 20 < 180 5) -2x - 15 > 90 6) 25x - 150 < 550
x < 200 x < -52.5 x < 28
7) -4x - 20 < 100 8) 10x - 30 > 360 9) 10x - 25 < 625
x > -30 x > 39 x < 65
10) -20x - 200 < 1,000 11) 100x - 670 > -670 12) 5x - 25 < 225
x > -60 x > 0 x < 50