A chemical company makes two brands of antifreeze. The first brand is 35% pure antifreeze, and the second brand is 60 percent pure antifreeze. In order to obtain 110 gallons of a mixture that contains 45 percent antifreeze, how many gallons of each brand of antifreeze must be used? First brand: second brand:

(05.03 mc) part a: explain why the x-coordinates of the points where the graphs of the equations y = 4x and y = 2x−2 intersect are the solutions of the equation 4x = 2x−2. (4 points) part b: make tables to find the solution to 4x = 2x−2. take the integer values of x between −3 and 3. (4 points) part c: how can you solve the equation 4x = 2x−2 graphically? (2 points)