waht should be sbutract from 2a+b to get 2a- b
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2a+b-x=2a-b
2a+b-2a+b=x
x=2b
Answer:
2b should be subtracted.
Step-by-step explanation:
let the no. to be subtracted be x,
2a+b-x=2a-b
2a+b-2a+b=x
2b=x
THEREFORE THE NO.TO BE SUBTRACTED IS 2b