Question

Porfa procedimiento!!

Answer 1

Solución;

x - 1 - 3 (x - 3) = -6
x - 1 - 3x + 9 = -6
-2x + 8 = -6
-2x = -6 - 8
-2x = -14
x = -14/-2
x = 14/2
x = 7

Suerte y éxitos!