Answer:
x = 3
Add 9 to both sides:
6x - 9 = 3x
6x - 9 + 9 = 3x + 9
Simplify:
6x = 3x + 9
Subtract 3x from both sides:
6x = 3x + 9
6x - 3x = 3x + 9 - 3x
Simplify:
3x = 9
Divide both side by the same factor:
3x = 9
3x/3 = 9/3
Simplify:
x = 3
Step-by-step explanation:
Hope it helps! =D