Question

doy 75 puntos a quien me resuelva estoo 7 – 3(x + 1) = x – 3 (x - 1)

Answer 1

7 - 3(x+1) = x - 3(x-1)

7 - 3x - 3 = x - 3x + 3

4 - 3x = -2x + 3

4 - 3 = 3x - 2x

1 = x

Answer 2

7-3(x+1) = x-3(x-1)

7-3x-3 = x-3x+3

7-3+3 = x-3x+3 x

4 = x

x=4

Esí es