Question

a+b-3, b-a+3, a-b-3
Add this equation

Answer 1

Step-by-step explanation:

= a+b-3 + b-a+3 + a - b - 3

= b + a - 3

hope it helps

Answer 2

Answer:

a+b-3+b-a+3+a-b-3

a+b+3 is the answer

Step-by-step explanation:

in the second row a is cancelled by -a

and b is cancelled by -b

and 3 is cancelled by -3

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