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Alchen [17]
4 years ago
7

-m+17m-12c+3m+4c+21c

Mathematics
1 answer:
mrs_skeptik [129]4 years ago
8 0

Answer:

19m + 13c

Step-by-step explanation:

<u>Step 1:  Combine like terms </u>

<u />-m + 17m - 12c + 3m + 4c + 21c

(-m + 17m + 3m) + (-12c + 4c + 21c)

19m + 13c

Answer:  19m + 13c

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