Numarul natural care se imparte exact la 15:20 si 18 este?

To solve the system of equations below, pedro isolated the variable y in the first equation and then substituted it into the second equation. what was the resulting equation? { 5y=10x {x^2+y^2=36

The mountain springs water company has two departments, purifying and bottling. the bottling department received 67,000 liters from the purifying department. during the period, the bottling department completed 65,000 liters, including 3,000 liters of work in process at the beginning of the period. the ending work in process was 5,000 liters. how many liters were started and completed during the period?

Mandy and four of her friends want to see a movie. if m represents the cost for one person to see a movie, which expression represents the cost for mandy and her friends to see a movie?