8,7 - 2 m + n - \frac { 1 } { 3 } m + \frac { 2 } { 3 } n
Evaluate
\frac{5n}{3}-\frac{7m}{3}+8,7
Factor
\frac{26,1+5n-7m}{3}
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8,7-\frac{7}{3}m+n+\frac{2}{3}n
Combine -2m and -\frac{1}{3}m to get -\frac{7}{3}m.
8,7-\frac{7}{3}m+\frac{5}{3}n
Combine n and \frac{2}{3}n to get \frac{5}{3}n.
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