Question

Simplify
3a(b+a)-a(b+2a)+2(ab+a+b-2)-a²​

Answer 1

Step-by-step explanation:

3a(b+a)-a(b+a+a)+2(ab+a+b-2)-a^2

3a(a+b)-a^2-a(a+b)+2(ab+a+b-2)-a^2

2a(a+b)-2a^2+2ab+2a+2b-4

2a^2+2ab-2a^2+2ab+2a+2b-4

4ab+2a+2b-4

2ab+2a+2ab +2b-4

2a(b+1)+2b(a+1)-4