Question

Subtract the sum of (3m²-5n²+2n) and (-m²+4n²) from -5m²-3n²-5n

help:(

Answer 1

answer :

-6m2 +7mn - 5n2 +2n

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reformation the input :

changes make to your input should not affect the solution :

(1): "M2 " was replaced by "m^2" .2 more similar replacement (s)

step by step solution :

step -1 :

equation at the end of step 1 :

((((3mn -( 3• (m2)))+ 4mn)-(5• (n2)))- 3m2+2n

step -2:

equation at the end of step 2:

((((3mn-(3•(m2)))+4mn)-5n2)-3m2+2n

step - 3:

equation at the end of step 3:

((((3mn-3m2)+5mn)-5n2)-3m2+2n

step- 4:

final result :

-6m2+7mn-5n2+2n