Michael wants to save up to buy a new bike that costs $600 using the method described in Problem 2. How many weeks will it take him to reach his goal? Show your work and explain your reasoning to support your answer.

The point a is at –2 and the point b is at 7. marissa would like to divide this line segment in a 4: 3 ratio, and she would like to use the formula x = (x2 – x1) + x1. what values should she substitute into the formula? a = a + b = x1 = x2 =