Answer:
16
Step-by-step explanation:
-1 = -⅝ c + 9
Subtract 9 from both sides:
-10 = -⅝ c
Multiply both sides by 8:
-80 = -5c
Divide both sides by -5:
c = 16
B
15
because 35 divided by 5 is 7 and 15 divided by 15 is 3 making 7:3
hope it helps