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