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What does -8mn + 9mn =
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What does -8mn + 9mn =

User Bill Moon
by
7.7k points

2 Answers

8 votes

Answer:

1mn

Explanation:

it would of been - 1 if it was switched around but 9 is more than 8 but 9 is a higher number

User Rakshi
by
7.6k points
11 votes

Answer:

1mn

Explanation:

combine like terms

-8mn+9mn=1mn

User CornSmith
by
7.2k points
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