Question

How many solutions does the equation have?

Answer 1

$6-a=\frac{1}{3}(9a-18)\\ 6-a=3a-6\\ 4a=12\\ a=3$

A

Answer 2

One solution: 6 - a = 1/3 (9a - 18) 6 - a = 3a - 6 6 + 6 = 3a + a 12 = 4a 12/4 = a 3 = a