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21 December, 08:11

3) 6n - 7n - 5m? n - 7n + 2m + 6mn - 7n + 2m + 6m? n

How do you simplify this expression by combining like terms?

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  1. 21 December, 10:47
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    1) - n-5m

    2) - 13n+10m+6mn

    Step-by-step explanation:

    1) (6n-7n) - 5m = - n-5m

    2) (n-7n-7n) + (2m+2m+6m) + 6mn = - 13n+10m+6mn
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