XYR=36 hope this helps I actually don't know if it is right so I'm so sry if it is wrong so sry
In order to add these fractions we have to make a common denominator.
1/5 can turn into 2/10 Its the same thing. And its easier to solve with.
now lets multiply.
× 
Now we add across
2 + 1 = 3
------------
10 + 10 = 10 ( When adding fractions like these the denominator stays the same)
So your answer is...

Good Luck! :)
On scientific thing that can be solved through the use of technology is Pollution.
Answer:
2Ab=h
Step-by-step explanation:
A=1/2bh
2A=bh
2Ab=h