Math, asked by PATRIOTS4346, 1 year ago

what must be added to a+2b to get b-2a

Answers

Answered by krdeepanshu

6

check it right or wrong

Attachments:

Answered by OmSurya

3

Answer:

3a+b

Step-by-step explanation:

a + 2b

-2a + b

answer= 3a+b

Hope it is helpful to u...

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