Name______________________
SOLVING
INEQUALITIES #1--KEY
Directions: In the following inequalities, solve for x. Show your steps and write your answer in the space provided..
Examples: 7x < 56 x + 11 > -5 -2x + 10 < 100
7 7 - 11
-11 -
10 -10
x < 8 x > -16 -2x < 90
-2 -2
x
> -45
1) 8x < 120 2) 16x > -100 3) -5x > 80
x < 15 x > -6.25 x < -16
4) x + 20 < 75 5) x – 15 > 225 6) 130 + x < 530
x < 55 x > 240 x < 400
7) 4x + 20 < 100 8) 10x + 16 > 156 9) 25 + 6x < 300
x < 20 x > 14 x < 45.83
10) -20x + 20 < 400 11) 100x + 260 > 260 12) 25 + -8x < 225
x > -19 x > 0 x > -25