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3\times \frac{4}{9}+\frac{2}{3}m-8=0
Calculate \frac{2}{3} to the power of 2 and get \frac{4}{9}.
\frac{3\times 4}{9}+\frac{2}{3}m-8=0
Express 3\times \frac{4}{9} as a single fraction.
\frac{12}{9}+\frac{2}{3}m-8=0
Multiply 3 and 4 to get 12.
\frac{4}{3}+\frac{2}{3}m-8=0
Reduce the fraction \frac{12}{9} to lowest terms by extracting and canceling out 3.
\frac{4}{3}+\frac{2}{3}m-\frac{24}{3}=0
Convert 8 to fraction \frac{24}{3}.
\frac{4-24}{3}+\frac{2}{3}m=0
Since \frac{4}{3} and \frac{24}{3} have the same denominator, subtract them by subtracting their numerators.
-\frac{20}{3}+\frac{2}{3}m=0
Subtract 24 from 4 to get -20.
\frac{2}{3}m=\frac{20}{3}
Add \frac{20}{3} to both sides. Anything plus zero gives itself.
m=\frac{20}{3}\times \frac{3}{2}
Multiply both sides by \frac{3}{2}, the reciprocal of \frac{2}{3}.
m=\frac{20\times 3}{3\times 2}
Multiply \frac{20}{3} times \frac{3}{2} by multiplying numerator times numerator and denominator times denominator.
m=\frac{20}{2}
Cancel out 3 in both numerator and denominator.
m=10
Divide 20 by 2 to get 10.