Solve for x
x=-2
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2x+2=-2
Swap sides so that all variable terms are on the left hand side.
2x=-2-2
Subtract 2 from both sides.
2x=-4
Subtract 2 from -2 to get -4.
x=\frac{-4}{2}
Divide both sides by 2.
x=-2
Divide -4 by 2 to get -2.
Examples
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y = 3x + 4
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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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