Solve for y
y>-3
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-y<15-12
Subtract 12 from both sides.
-y<3
Subtract 12 from 15 to get 3.
y>-3
Divide both sides by -1. Since -1 is negative, the inequality direction is changed.
Examples
Quadratic equation
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Matrix
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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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