Solve for x
x=-\frac{4}{13}\approx -0.307692308
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13x+4=0
Combine 6x and 7x to get 13x.
13x=-4
Subtract 4 from both sides. Anything subtracted from zero gives its negation.
x=\frac{-4}{13}
Divide both sides by 13.
x=-\frac{4}{13}
Fraction \frac{-4}{13} can be rewritten as -\frac{4}{13} by extracting the negative sign.
Examples
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Linear equation
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Matrix
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Limits
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