Solve for x
x=5
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-2x=5-15
Subtract 15 from both sides.
-2x=-10
Subtract 15 from 5 to get -10.
x=\frac{-10}{-2}
Divide both sides by -2.
x=5
Divide -10 by -2 to get 5.
Examples
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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