Respuesta :

[tex]7(x-3)+3(4-x)=-8\\\\7x-21+12-3x=-8\\\\4x-9=-8\ \ \ \ |add\ 9\ to\ both\ sides\\\\4x=1\ \ \ \ |divide\ both\ sides\ by\ 4\\\\\boxed{x=0.25}[/tex]

Answer:

1/4

I searched out this problem and i needed an answer in a fraction form so I rewrote the answer in fraction form, use the other person's step by step explanation on how to solve this equation.