Respuesta :
Answer:
Step-by-step explanation:
3/4x - 4 = -7
3/4x = -3
3x = -12
x = -4
-7 = 3/4x - 4
-7 + 4 = 3/4x - 4 + 4
-3 = 3/4x
-3(4) = 3/4(4)x
-12 = 3x
-12/3 = 3x/3
-4 = x
-7 + 4 = 3/4x - 4 + 4
-3 = 3/4x
-3(4) = 3/4(4)x
-12 = 3x
-12/3 = 3x/3
-4 = x