Solve for x
x=-3
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2x-1+7=0
Combine -3x and 5x to get 2x.
2x+6=0
Add -1 and 7 to get 6.
2x=-6
Subtract 6 from both sides. Anything subtracted from zero gives its negation.
x=\frac{-6}{2}
Divide both sides by 2.
x=-3
Divide -6 by 2 to get -3.
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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Limits
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