20.
x+18 ≥ 8x +4 or 15x-15 ≤ 15x + 5
Solve each inequality:
x + 18 ≥ 8x +4
x-8x ≥ 4 -18
-7x ≥ -14
x ≤ -14 /-7
x ≤ 2
15x-15 ≤ 15x + 5
15x -15 x ≤ 5+15
0 ≤ 20
Solution
x≤ 2
1.6m questions
2.0m answers