Question

Simplify a+b-3, b-a+3​

Answer 1

Answer:

2b

Explanation:

a and a will cut

3 and 3 will cut

so there 2b left

thus, 2b is the answer

Answer 2

Answer:

(a+b) = , and be find (a-b)=6

Explanation:

a+b-3 =0 if a+b =3

again for

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

Checking you