Solve for c
c=-\frac{1}{3}\approx -0.333333333
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3c+4=\frac{-9}{-3}
Divide both sides by -3.
3c+4=3
Divide -9 by -3 to get 3.
3c=3-4
Subtract 4 from both sides.
3c=-1
Subtract 4 from 3 to get -1.
c=\frac{-1}{3}
Divide both sides by 3.
c=-\frac{1}{3}
Fraction \frac{-1}{3} can be rewritten as -\frac{1}{3} by extracting the negative sign.
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