8m + (4n - 6m) + 9n =
8m + 4n - 6m + 9n =
(8m - 6m) + (4n + 9n) =
2m + 13n
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You can only simplify sorry not solve.
8m+4n−6m+9n
=8m+4n+−6m+9n
Combine Like Terms:
=8m+4n+−6m+9n
=(8m+−6m)+(4n+9n)
=2m+13n
-5 plus 9n plus 6 is 1 plus 9n.
2+3n+2+9n would equal 4+12n after adding all like numbers.
it equals -4n
9n-2=7n+50 7n+9n=50+2 16n=52 n= 3.25
n - 10 + 9n - 3 = 10n - 13