Question

3α - 2b + 5c, 2α + 5b - 7c, - α - b + C
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Answer 1

Answer:

Your answer is 4a+2b-c

Explaination

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

5a-a-3b+5b6c-7c

4a+2b-c

Answer 2

Answer:

-6a-3b+2c

Step-by-step explanation:

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

+3a-2b+5c

+2a+5b-7c

- a- b +c

_____________

-6a-3b+2c

hope you like it .....