3 m + 4 n - 70,6 m - 5 n + 80 y - 5 m + 7 n - 60
Evaluate
-\frac{363m}{5}+6n+80y-60
Differentiate w.r.t. m
-72,6
Graph
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-67,6m+4n-5n+80y-5m+7n-60
Combine 3m and -70,6m to get -67,6m.
-67,6m-n+80y-5m+7n-60
Combine 4n and -5n to get -n.
-72,6m-n+80y+7n-60
Combine -67,6m and -5m to get -72,6m.
-72,6m+6n+80y-60
Combine -n and 7n to get 6n.
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