Answer: If you are asking for 12+4=-25, then your answer is (if you evaluate), it's 16=-25.
Hope this helps you out! ☺
Check the picture below.
The equivalent expression is ~
Let's evaluate f(b - 2) ~
1. set up the equation which makes these shapes equal, 1/2(2(x+1)) = 1x
2. solve, x+1=x, 1=0
3. since this is impossible, there is no solution and zero answers
