Solve for x
x=3
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7x+3-5x=9
Subtract 5x from both sides.
2x+3=9
Combine 7x and -5x to get 2x.
2x=9-3
Subtract 3 from both sides.
2x=6
Subtract 3 from 9 to get 6.
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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