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5a + 12d - 19a -11d -a

User XAoc
by
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2 Answers

3 votes
Is 5a+d I hope it helps
User Sean Sexton
by
6.5k points
0 votes

Answer:

-15a+d

Explanation:

5a-20a+12d-11d

-15a+d

User Sebastian Gray
by
7.0k points
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