Solve for x
x=-4
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2x-7=4x+1
Combine 5x and -x to get 4x.
2x-7-4x=1
Subtract 4x from both sides.
-2x-7=1
Combine 2x and -4x to get -2x.
-2x=1+7
Add 7 to both sides.
-2x=8
Add 1 and 7 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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