Respuesta :
Substituting 4 in place of Y would make the equation 8x-2(4)=48. The value of X is 7.
8x - 2(4) = 48 Replace y with 4
8x -8 = 48 Simplify
8x = 56 Add 8 to both sides to cancel the 8 on the left side
x = 7 Divide 56 with 8 to isolate x