Explanation:
8m + 20 - 6m - m + 7
We combine 8m and -6m to get 2m. Now we combine 2m and -m to get m.
This gives us:
m + 20 + 7.
We combine 20 and 7 to get 27.
This gives us the answer of
m + 27
1.6m questions
2.0m answers