marina picked x apples at an orchard . She and her friends ate 6 of them , leaving 36 apples . The number of apples can be represented by the equation x - 6 = 36

What is the value of x in the this question ?

Me. i can't figure out this question. give an explanation too. .

At the county fair, the baxter family bought 6 hot dogs and 4 juice drinks for $12.90. the farley family bought 3 hot dogs and 4 juice drinks for $8.55. find the price of a hot dog and the price of a juice drink.