Solve for w
w\geq -4
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w+56\geq 52
Multiply both sides of the equation by 4. Since 4 is positive, the inequality direction remains the same.
w\geq 52-56
Subtract 56 from both sides.
w\geq -4
Subtract 56 from 52 to get -4.
Examples
Quadratic equation
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Linear equation
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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 ) }
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Limits
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