Question

8. Subtract :3a+4b-5c From the sum of 2a-3b+7c and -5a+2b+40​

Answer 1

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Answer 2

ANSWER :

2a-3b+7c + (-5a+2b+7c)

2a-3b+7c-5a+2b+7c

-3a-b+14c

Now we have subtract 3a+4b-5c from -3a+b+14c

So,

-3a-b+14c-(3a+4b-5c)

-3a-b+14c-3a-4b+5c

therefore answer is -6a-5b+19c

HOPE IT IS CLEAR TO YOU.