Solve for u
u=-32
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u=12\left(-\frac{8}{3}\right)
Multiply both sides by -\frac{8}{3}, the reciprocal of -\frac{3}{8}.
u=\frac{12\left(-8\right)}{3}
Express 12\left(-\frac{8}{3}\right) as a single fraction.
u=\frac{-96}{3}
Multiply 12 and -8 to get -96.
u=-32
Divide -96 by 3 to get -32.
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