Solve for x
x=-4
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0.5x=-2
Subtract 2 from both sides. Anything subtracted from zero gives its negation.
x=\frac{-2}{0.5}
Divide both sides by 0.5.
x=\frac{-20}{5}
Expand \frac{-2}{0.5} by multiplying both numerator and the denominator by 10.
x=-4
Divide -20 by 5 to get -4.
Examples
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Matrix
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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