24. derek has a one-year lease on his apartment.
his rent is $1,300 a month. he owns his car,
which is valued at $11,800. he owns $3,500
worth of electronic equipment. he has a credit
card balance of $705. he has a stock portfolio
worth $15,000. derek also has $7,200 in a bank
account. what is derek's net worth?

Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)

The volume of gas a balloon can hold varies directly as the cube of its radius. imagine a balloon with a radius of 3 inches can hold 81 cubic inches of gas. how many cubic inches of gas must be released to reduce the radius down to 2 inches?

Kayla and alberto are selling fruit for a school fundraiser. customers can buy small boxes of grapefruit and large boxes of grapefruit. kayla sold 3 small boxes of grapefruit and 1 large box of grapefruit for a total of $65. alberto sold 1 small box of grapefruit and 1 large box of grapefruit for a total of $55. what is the cost each of one small box of grapefruit and one large box of grapefruit?