Solve for a
a = \frac{4}{3} = 1\frac{1}{3} \approx 1.333333333
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-4=-3a
Combine a and -4a to get -3a.
-3a=-4
Swap sides so that all variable terms are on the left hand side.
a=\frac{-4}{-3}
Divide both sides by -3.
a=\frac{4}{3}
Fraction \frac{-4}{-3} can be simplified to \frac{4}{3} by removing the negative sign from both the numerator and the denominator.
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