Solve for x
x=2
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8-20+15x=18
Use the distributive property to multiply -5 by 4-3x.
-12+15x=18
Subtract 20 from 8 to get -12.
15x=18+12
Add 12 to both sides.
15x=30
Add 18 and 12 to get 30.
x=\frac{30}{15}
Divide both sides by 15.
x=2
Divide 30 by 15 to get 2.
Examples
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Matrix
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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Limits
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