Solve for x, y
x=-1
y=2
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2x+2=0
Consider the first equation. Insert the known values of variables into the equation.
2x=-2
Subtract 2 from both sides. Anything subtracted from zero gives its negation.
x=\frac{-2}{2}
Divide both sides by 2.
x=-1
Divide -2 by 2 to get -1.
x=-1 y=2
The system is now solved.
Examples
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Linear equation
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Matrix
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Integration
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Limits
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