Solve for x
x=\frac{1}{2}=0.5
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-18x=-9
Combine -9x and -9x to get -18x.
x=\frac{-9}{-18}
Divide both sides by -18.
x=\frac{1}{2}
Reduce the fraction \frac{-9}{-18} to lowest terms by extracting and canceling out -9.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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y = 3x + 4
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Matrix
\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
Simultaneous equation
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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Limits
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