Solve for u
u = \frac{8}{3} = 2\frac{2}{3} \approx 2.666666667
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\frac{2}{3}\times 4=u
Multiply both sides by 4.
\frac{2\times 4}{3}=u
Express \frac{2}{3}\times 4 as a single fraction.
\frac{8}{3}=u
Multiply 2 and 4 to get 8.
u=\frac{8}{3}
Swap sides so that all variable terms are on the left hand side.
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