-32 is < or = to 24 - 2f

Question

5+c/9 is > or = to -31

Answer 1

-32 ≤ 24-2f
2f ≤ 24+32
2f ≤ 56
f ≤ 28

5 + c/9 ≥ -31
c/9 ≥ -31-5
c/9 ≥ - 36
c ≥ -324