Question

3) x + ( 12 – 3x) = 3 – (5 – x) Resolución:​

Answer 1

x + ( 12 – 3x) = 3 – (5 – x)

x + 12 - 3x = 3 -5 + x

x - 3x - x =3 - 5 - 12

-3x = -14

X= 14/3