If you want to buy an item in a store that costs $25 and is on sale for 10% off, then how much would the item actually cost you after the discount? Round to the nearest cent.

The size of a certain cell is 2.5*10^-9m. another cell is 1.5*10^3 times larger. how large is the larger cell in scientific notation?

The probability that an adult possesses a credit card is .70. a researcher selects two adults at random. by assuming the independence, the probability that the first adult possesses a credit card and the second adult does not possess a credit card is:

Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2