Suppose that a person's peak blood alcohol level is 0.06 (grams per 100 mL) and that this level decreases by 20% each hour. what is the hourly decay factor

Without graphing the linear functions, find the coordinates of the point of intersection of their graphs: y=3x−11 and y=4

What two criteria are needed for triangles to be similar

Tim's phone service charges $26.39 plus an additional $0.21 for each text message sent per month. if tim's phone bill was $31.64, which equation could be used to find how many text messages, x, tim sent last month?