Is this true or false?

What is the value of x in the diagram below?

Fatima plans to spend at least $15 and at most $20 dollars on sketch pads and pencils. if she buys 2 sketchpads, how many pemcils can she buy while staying in her price range? fatima can buy between and pencils. ? (type whole numbers. use ascending? order.)

Interpret the following expression (5y^2-7)^3/(2y)^2