Answer
x=$\frac{y-C}{A+B}$
Work Step by Step
y=Ax+Bx+C
y=x(A+B)+C
y-C=x(A+B)
$\frac{y-C}{A+B}$=$\frac{x(A+B)}{A+B}$
$\frac{y-C}{A+B}$=x
x=$\frac{y-C}{A+B}$
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