Simplify the expression twenty-one minus seven times two plus nine. show your work. then, show how the solution is affected if addition and subtraction are not applied from left to right.

Suppose a triangle has two sides of length 32 and 35, and that the angle between these two sides is 120°. which equation should you solve to find the length of the third side of the triangle?

The parabola y = x² - 4 opens: a.) up b.) down c.) right d.) left

Asales representative from a local radio station is trying to convince the owner of a small fitness club to advertise on her station. the representative says that if the owner begins advertising on the station today, the club's total number of members will grow exponentially each month. she uses the given expression to model the number of club members, in hundreds, after advertising for t months.