Answer:
x = 15
Explanation:
[Given] ax/y=10
[Rewrite]
[Plug-in]
[Simplify]
[Multiply both sides by 3] 2x = 30
[Divide both sides by 2] x = 15
Have a nice day!
I hope this is what you are looking for, but if not - comment! I will edit and update my answer accordingly. (ノ^∇^)
- Heather