Which operation should be performed first according to the order of operations?
87 – 25 + 39 • 8 + 31 + 10
a.
31 + 10
b.
87 – 25
c.
25 + 39
d.
39 • 8

2-digit numbers less than 91 which are 1 less than a multiple of 10

Arestaurant charges $100 to rent its banquet room for an event. it also charges $15 to serve dinner to each guest. write an equation for the total cost of the banquet room in terms of the number of guests. deine your variables. what is the total cost of the banquet room for 20 guests?

In the geometric progression –3, 12, −48… what term is 3,072?