Question

quiz

-3m + 4n - 6 + 7n - 8m + 10 = ...

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Answer 1

Verified answer

question :

-3m+4n-6+7n-8m+10

answer :

-11m+11n+4

method :

If we find a problem like this, then we have to equate variables and constants, so that we can add them up,

like :

-3m+4n-6+7n-8m+10

we equalize the variables to be

-3m-8m+4n+7n-6+10

and we sum, becomes

-11m+11n+4