Question

simplify (3a+b)-(9a-5b-6)

Answer 1

Step-by-step explanation:

(3a+b)-(9a-5b-6)=0

3a+b-9a+5b+6=0

-6a+6b+6=0

-6a+6b=-6

-6(a-b)=-6

a-b=-6/-6

a-b=1

Answer 2

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