\left\{ \begin{array} { l } { x + y = 45 } \\ { x = 35 } \end{array} \right.
Solve for x, y
x=35
y=10
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\left\{ \begin{array} { l } { x + y = 45 } \\ { x = 35 } \end{array} \right.
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35+y=45
Consider the first equation. Insert the known values of variables into the equation.
y=45-35
Subtract 35 from both sides.
y=10
Subtract 35 from 45 to get 10.
x=35 y=10
The system is now solved.
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