collection of dimes and quarters has a total valuenof five dollars and contains 29 coins how many of each is there

What is the missing constant term in the perfect square that starts with x^2 -20x

At a sale this week, a desk is being sold for $213. this is a 29% discount from the original price. what is the original price?

To which sets of numbers does -12 belong? choose all answers that are correct. a) natural numbers b) integers c) real numbers d) irrational numbers