Respuesta :

-58c=20     isolate variable with equal treatment using opposite operation
opposite of -58 x c is division, so divide both sides by -58
-58c/-58  = 20/-58 
-58 over -58 = 1 so
1c = 20/-58
c = -0.3448275    Round to nearest hundredth = -0.34
The answer is (A) -34.