Solve for x
x=-1
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3x-8x+10=15
Use the distributive property to multiply -2 by 4x-5.
-5x+10=15
Combine 3x and -8x to get -5x.
-5x=15-10
Subtract 10 from both sides.
-5x=5
Subtract 10 from 15 to get 5.
x=\frac{5}{-5}
Divide both sides by -5.
x=-1
Divide 5 by -5 to get -1.
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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