Respuesta :

Answer:

Step-by-step explanation:

a(x - b) + bx + c  = a

ax - ab + bx + c = a

ax + bx - ab + c = a

x(a + b) - ab + c = a

x (a +b)  = a + ab -c

[tex]x=\frac{a+ab -c}{(a+b)}[/tex]