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A)7d + 5c–9d + 4c+ 3
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6 votes
A)7d + 5c–9d + 4c+ 3

User Henk Poley
by
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2 Answers

4 votes
-2d+9c+3
you need to add the like terms, so:
7d-9d=-2d
5c+4c=9c
3=3
User Sarel Foyerlicht
by
4.8k points
4 votes
The answer is 9c-2d+3
User Boushley
by
4.3k points
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