Question

solve the inequality -3≤4-7x/2≤18 ​

Answer 1

-3≤4-7x/2≤18

-3-4≤-7x/2≤18

-7≤-7x/2≤18

-7/-7≤x/2≤18

1≤x/2≤18

1×2≤x≤18

2≤x≤18

x≤18/2

x≤9