Solve for x
x=4
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2x+1-4x=-7
Subtract 4x from both sides.
-2x+1=-7
Combine 2x and -4x to get -2x.
-2x=-7-1
Subtract 1 from both sides.
-2x=-8
Subtract 1 from -7 to get -8.
x=\frac{-8}{-2}
Divide both sides by -2.
x=4
Divide -8 by -2 to get 4.
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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