Solve for x
x=-1
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-3x+6+9=18
Combine 4x and -7x to get -3x.
-3x+15=18
Add 6 and 9 to get 15.
-3x=18-15
Subtract 15 from both sides.
-3x=3
Subtract 15 from 18 to get 3.
x=\frac{3}{-3}
Divide both sides by -3.
x=-1
Divide 3 by -3 to get -1.
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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Limits
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