1.

Add:a-3b+3;2a+5-3c;6c-15+6b​

Answer»

ANSWER:

(a-3b+3) +(2a+5-3c)+(6c-15+6b)

a+2a-3b+6b+3+5-15-3c+6c

3a+3b+8-15+3c

3a+3b-7+3c

Answer: 3a+3b-7+3c



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