Solve for x
x = \frac{8}{5} = 1\frac{3}{5} = 1.6
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-3x+7-12=-8x+3
Combine 2x and -5x to get -3x.
-3x-5=-8x+3
Subtract 12 from 7 to get -5.
-3x-5+8x=3
Add 8x to both sides.
5x-5=3
Combine -3x and 8x to get 5x.
5x=3+5
Add 5 to both sides.
5x=8
Add 3 and 5 to get 8.
x=\frac{8}{5}
Divide both sides by 5.
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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Limits
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