Solve for x
x=140-4x_{0}
Solve for x_0
x_{0}=-\frac{x}{4}+35
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x=140-x_{0}\times 4
Subtract x_{0}\times 4 from both sides.
x=140-4x_{0}
Multiply -1 and 4 to get -4.
x_{0}\times 4=140-x
Subtract x from both sides.
4x_{0}=140-x
The equation is in standard form.
\frac{4x_{0}}{4}=\frac{140-x}{4}
Divide both sides by 4.
x_{0}=\frac{140-x}{4}
Dividing by 4 undoes the multiplication by 4.
x_{0}=-\frac{x}{4}+35
Divide 140-x by 4.
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