Which expression is equivalent to 83 x 5? 5 x (80 x 3)
5 x (80 + 3)
80x (3 x 5)
80 x (3 + 5)

Aquantity with an initial value of 3900 decays exponentially at a rate of 35% every hour. what is the value of the quantity after 0.5 days, to the nearest hundredth?

Find the maximum value of p= 4x + 5y subject to the following constraints :

Carli has 90 apps on her phone. braylen has half the amount of apps as theiss. if carli has three timesthe amount of apps as theiss, how many apps does braylen have? let b represent the number of braylen's apps and t represent the number of theiss's apps.