Solve for x, y
x=0
y=-4
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0-y=4
Consider the first equation. Insert the known values of variables into the equation.
-y=4
Anything plus zero gives itself.
y=-4
Divide both sides by -1.
x=0 y=-4
The system is now solved.
Examples
Quadratic equation
{ x } ^ { 2 } - 4 x - 5 = 0
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Linear equation
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Arithmetic
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Matrix
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Simultaneous equation
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Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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