Respuesta :

step one -simplify both sides of the equation
-5/8c=20
step two-multiply both sides by 8/(-5)
(8/-5)*(-5/8c)=(8/-5)*20
answer:
c=-32
−5/8c=20

Multiply both sides by 8, 
-5c = 160

Divide both sides by -5, 
c = -32

In short, Your Answer would be Option B

Hope this helps!