Answer :
Answer:
let the price of trophy be x
and the price of medals be y
make the answer to substitute x value
find the y value which is 30
substitute y value in any equation which you will get the value of x as 100
there fore the value of trophy is 100
and price of medal is 30
![View image khusbusharma2917](https://hi-static.z-dn.net/files/df9/df0f4e0a35e0e98379982d32a2cb1bc4.jpg)