You buy 3.7 pounds of oranges at $1.99 per pound and 2.425 pounds of pineapple at $2.25 per pound. you hand the cashier a $20 bill. how much change will you receive

How can you decide witch operations to use to slice a two step equation

Fa bus driver leaves her first stop by 7: 00 a. m., her route will take less than 37 minutes. if she leaves after 7: 00 a. m., she estimates that the same route will take no less than 42 minutes. which inequality represents the time it takes to drive the route, r?

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).