Question

5a - 6 + 3a and the a=2

Answer 1

`5a-6+3a=8a-6\\\\ 8\cdot2+6=16-6=10`

Answer 2

5a - 6 + 3a
= 5(2) - 6 + 3(2)
= 10 - 6 + 6
= 10