Solve for x
x=-\frac{1}{4}=-0.25
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-4x-1=0
Swap sides so that all variable terms are on the left hand side.
-4x=1
Add 1 to both sides. Anything plus zero gives itself.
x=\frac{1}{-4}
Divide both sides by -4.
x=-\frac{1}{4}
Fraction \frac{1}{-4} can be rewritten as -\frac{1}{4} by extracting the negative sign.
Examples
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Linear equation
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Matrix
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Simultaneous equation
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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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