Question

X ≥ 63.4

x ≤ 96.6

x ≤ 63.4

x ≥96.6

Answer 1

x ≤ 63.4

Explanation:

.25x+4.15 ≤20

Subtract 4.15 from each side

.25x +4.15 -4.15 ≤ 20-4.15

.25x ≤ 15.85

Divide each side by 15.85

.25x/.25 ≤ 15.85/.25

x ≤ 63.4