Math, asked by aniskhan01, 2 months ago

Q15. Add: 3a + 2b - 40,5a -3b + 70,4b -5a +7c

Answers

Answered by Anonymous

5

Answer:

3a + 2b - 40,5a -3b + 70,4b -5a +7c

=> 3a + 2b - 40+5a -3b - 40+4b-5a+7c

=> 3a+5a-5a+ 2b-3b+4b- 40-40+7c

=> 8a-5a+ 2b-3b+4b- 40-40+7c

=> 3a-b+4b-80+7c

=> 3a+3b-80+7c

Hope it will be helpful..

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