Question

add:- 5l+3m-2n,6m-5n+2n and 3m-2n+5​

Answer 1

Answer:

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Step-by-step explanation:

ANSWER= 12m−7n+56

51+3m−2n+6m−5n+2n+3m−2n+5

Combine 3m and 6m to get 9m.

51+9m−2n−5n+2n+3m−2n+5

Combine −2n and −5n to get −7n.

51+9m−7n+2n+3m−2n+5

Combine −7n and 2n to get −5n.

51+9m−5n+3m−2n+5

Combine 9m and 3m to get 12m.

51+12m−5n−2n+5

Combine −5n and −2n to get −7n.

51+12m−7n+5

Add 51 and 5 to get 56.

56+12m−7n