Question

Subtract: 2a-5b+3c-9 from 3a-4b-c+6
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Answer 1

Answer:

We have to subtract 2a−5b+3c−9 from 3a−4b−c+6

So, simply numeric coefficients of same varaibles will be subtracted.

∴(3a−4b−c+6)−(2a−5b+3c−9)

=(3−2)a+(−4−(−5))b+(−1−3)c+(6−(9))

=a+b−3c+15

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