Question

5a - 9 + a = 9

The solution to the equation is:
OPTIONS:
a = -3
no solution
a = 3
infinitely many solutions

Answer 1

Explanation:

5a - 9 + a = 9

6a - 9 = 9

6a = 9 + 9

6a = 18

a = 18/6

a = 3 <=====