\left\{ \begin{array} { c } { x + y = 3 } \\ { 2 x = 4 } \end{array} \right.
Solve for x, y
x=2
y=1
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\left\{ \begin{array} { c } { x + y = 3 } \\ { 2 x = 4 } \end{array} \right.
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x=\frac{4}{2}
Consider the second equation. Divide both sides by 2.
x=2
Divide 4 by 2 to get 2.
2+y=3
Consider the first equation. Insert the known values of variables into the equation.
y=3-2
Subtract 2 from both sides.
y=1
Subtract 2 from 3 to get 1.
x=2 y=1
The system is now solved.
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