I'm thinking a number through a number between 1-10 winner gets brainlest

Afruit stand has to decide what to charge for their produce. they need $10 for 4 apples and 4 oranges. they also need $15 for 6 apples and 6 oranges. we put this information into a system of linear equations. can we find a unique price for an apple and an orange?

What’s the answer ? use the picture to see the problem

What is the value of x? enter your answer in the box.