Solve for x
x\leq \frac{1}{3}
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-9x\geq -3
Subtract 3 from both sides. Anything subtracted from zero gives its negation.
x\leq \frac{-3}{-9}
Divide both sides by -9. Since -9 is negative, the inequality direction is changed.
x\leq \frac{1}{3}
Reduce the fraction \frac{-3}{-9} to lowest terms by extracting and canceling out -3.
Examples
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Linear equation
y = 3x + 4
Arithmetic
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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 ) }
Integration
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Limits
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