1.

Solve: 7a +5b -(2a+b)+(a-2b)​

Answer»

Answer:

2(3a+b)

Step-by-step explanation:

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

=7a+5b-2a-b+a-2b

=(7a-2a+a)+(5b-b-2b)

=6a+2b

=2(3a+b)



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