\left\{ \begin{array} { l } { x + 1 = 2 } \\ { y + 3 = 0 } \end{array} \right.
Solve for x, y
x=1
y=-3
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x=2-1
Consider the first equation. Subtract 1 from both sides.
x=1
Subtract 1 from 2 to get 1.
y=-3
Consider the second equation. Subtract 3 from both sides. Anything subtracted from zero gives its negation.
x=1 y=-3
The system is now solved.
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