Justify each step of the solution by stating the property that was used to get to each step.
given: 2 (10 - 13x) + 9x = -34 + 60
step 1: 20 - 26x + 9x = -34x + 60
step 2: -17x = -34x + 40
step 3: 17x = 40
step 4: x = 40/17

Mexico city, mexico, is the world's second largest metropolis and is also one of its fastest-growing cities with a projected growth rate of 3.2% per year. its population in 1991 was 20,899,000 people. use the formula p = 20.899e0.032t to predict its population p in millions with t equal to the number of years after 1991. what is the predicted population to the nearest thousand of mexico city for the year 2010?

Complete the equation of the line through (−10,3) and (−8,−8). use exact numbers.

33% of college students say they use credit cards because of the rewards program. you randomly select 10 college students and ask each to name the reason he or she uses credit cards. find the probability that the number of college students who say they use credit cards because of the rewards program is (a) exactly two, (b) more than two, and (c) between two and five inclusive. if convenient, use technology to find the probabilities.