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1 vote
3ab - 9ab + 7ab need help

User Mahogany
by
8.2k points

1 Answer

1 vote

Answer:


1ab or just
ab.

Explanation:

This is a problem where all you have to do is combine like terms.


3ab-9ab+7ab

Subtract
9ab from
3ab first.


3ab - 9ab = -6ab

Then, add
7ab.


-6ab + 7ab = 1ab, or just
ab.

User Wilsonhobbs
by
8.4k points

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