Solve for w
w\leq 9
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w\leq \frac{36}{4}
Divide both sides by 4. Since 4 is positive, the inequality direction remains the same.
w\leq 9
Divide 36 by 4 to get 9.
Examples
Quadratic equation
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Trigonometry
4 \sin \theta \cos \theta = 2 \sin \theta
Linear equation
y = 3x + 4
Arithmetic
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Matrix
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Simultaneous equation
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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