2-(a-1)/(a+2)=(a^a-1)/(a+2)Can you help me solve this problem step by step please?

2 answers

are you certain it is copied correctly?
I think you meant:

2-(a-1)/(a+2)=(a^2-1)/(a+2)
multiply each term by a+2
2a + 4 - a+1 = a^2-1
a^2 - a -6 = 0
(a-3)(a+2) = 0
a = 3 or a = -2