Part a: make tables to find the solution to 4−x = 2−x+1. take the integer values of x between −2 and 2. part b: how can you solve the equation 4−x = 2−x+1 graphically?

In the next 10 month,colin wants to save $900 for his vacation.he plans to save $75 each of the first 8 months. how much must he save each of the last 2 months in order to meet his goal if he saves the same amount each month ?