Two water pipes are filling a shark tank. One pipe fills the tank three times as fast as the other. With both pipes working together, the tank fills in 84 minutes. How long would it take for each pipe to fill the tank working alone?

On any given day, the number of users, u, that access a certain website can be represented by the inequality 1125-4530 which of the following represents the range of users that access the website each day? u> 95 or u < 155 95> u> 155 u< 95 or > 155 95

If i purchase a product for $79.99 and two accessories for 9.99 and 7.00 how much will i owe after taxes applies 8.75%

Solve for the equation. 4x - 13 = 2x + 9