Alocal hamburger shop sold a combined total of 637 hamburgers and cheeseburgers on tuesday. there were 63 fewer cheese burger sole than hamburgers. how many burgers were sold on tuesday

Danielle earns a 7.25% commission on everything she sells at the electronics store where she works. she also earns a base salary of $750 per week. what were her sales last week if her total earnings for the week were $1,076.25?

The sum of the squares of two numbers is 8 . the product of the two numbers is 4. find the numbers.

Onnie is considering doing some long term investing with money that she inherited. she would like to have $50,000 at the end of 30 years. approximately how much money would lonnie need to put into an account earning 6% interest compounded annually in order to meet her goal?