\{ - x - 2 y = - \frac { 5 } { 2 }
Solve for x
x=\frac{5}{2}-2y
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-x=-\frac{5}{2}+2y
Add 2y to both sides.
-x=2y-\frac{5}{2}
The equation is in standard form.
\frac{-x}{-1}=\frac{2y-\frac{5}{2}}{-1}
Divide both sides by -1.
x=\frac{2y-\frac{5}{2}}{-1}
Dividing by -1 undoes the multiplication by -1.
x=\frac{5}{2}-2y
Divide -\frac{5}{2}+2y by -1.
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