Solve for x
x=-4
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9=-2x+1
Combine 4x and -6x to get -2x.
-2x+1=9
Swap sides so that all variable terms are on the left hand side.
-2x=9-1
Subtract 1 from both sides.
-2x=8
Subtract 1 from 9 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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Limits
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