Solve for x
x=4
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2x+5-5x=-7
Subtract 5x from both sides.
-3x+5=-7
Combine 2x and -5x to get -3x.
-3x=-7-5
Subtract 5 from both sides.
-3x=-12
Subtract 5 from -7 to get -12.
x=\frac{-12}{-3}
Divide both sides by -3.
x=4
Divide -12 by -3 to get 4.
Examples
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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