Question

3 (a+1)+2 (2a-3)=5 (a-1)+8

Answer 1

3a + 3 + 4a - 6 = 5a - 5 + 8 

3a + 4a - 5a = -5 + 8 - 3 + 6 

7a - 5a = 3 + 3 

2a = 6 

a = 6/2

a = 3                  ok

Answer 2

3a + 3 + 4a -6 = 5a -5 +8
2a = 6
a = 6/2
a = 3