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From the sum of a + 4b-7c and 4a-3b-5c, subtract 2a-3b-c

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User Ssv
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1 Answer

3 votes

Answer:

a + 4b - 7c + 4a - 3b - 5c = 5a + b - 12c

5a + b - 12c - (2a - 3b - c) =

5a + b - 12c - 2a + 3b + c = 3a + 4b - 11c

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User Augusta
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