A high definition television costs $510 after a 15% off monetary incentive is applied. What is the cost of the television, in dollars, before the incentive?

What is the distance between the points (2 -3) and (-6 4) on the coordinate plane

Julie goes to the sports store and spends $40.50 before tax. she buys a pair of shorts for $21.75 and 3 pairs of socks that each cost the same amount. how much does each pair of socks cost? $$

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?