Help W/ Algebra 1!!!!!!!!!!!!!!!!!!!1?

Roselyn would like to buy some almonds and cashews. She decides to buy 4 pounds of almonds at $6.00 per pound. The cashews sell for $8.00 per pound. How many pounds of cashews did she buy if the average price was $6.75 per pound? Show all work to receive credit. Write your solution using a complete sentence