Isaw a cd that cost 24 dollars but there is a discount of 10% and in my bag i have 20 dollars do i have enough money to buy it

Tell whatever the ordered pair is a solution of the given system.

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 - 4x - 5 = 0