12!!!! Hope this helped and good encouragement
Answer:
The answer is x=10
Step-by-step explanation:
5/6x - 10 = 1/3x -5 multiple both sides by 6
5x - 60 = 2x -30 move the terms
5x - 2x = -30 +60
3x = 30 divide by 3
x = 10
1+3+5+7+9+11+13+15+17+19 is the answer. Hopefully this helped!! :)