Solve for u
u>20
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2u>56-16
Subtract 16 from both sides.
2u>40
Subtract 16 from 56 to get 40.
u>\frac{40}{2}
Divide both sides by 2. Since 2 is positive, the inequality direction remains the same.
u>20
Divide 40 by 2 to get 20.
Examples
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Matrix
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Simultaneous equation
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
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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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