Question

How many solutions does the equation have?

6 - a = 1/3 ( 9a - 18 )

A. one solution
B. infinite solutions
C. no solution

Answer 1

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

Answer 2

`6-a=(1)/(3)(9a-18)\\ 6-a=3a-6\\ 4a=12\\ a=3`

A