Solve the equation. Check all proposed solutions. Show work in solving and state your final conclusion. x-7=4x-7 9. (9 pts) Let f (x) = e 2x-2- Answers can be stated without additional work/explanation. (a) Which describes how the graph of can be obtained from the graph of y = e? Choice: A. B. C. D. e horizontally by a factor of 2 and right by 2 units. horizontally by a factor of 1/2 and right by 2 units. horizontally by a factor of 2 and right by 1 units. horizontally by factor of 1/2 and right by 1 units. Stretch the graph of y Shrink the graph of y = e Stretch the graph of y=e Shrink the graph of y = (b) What is the y-intercept? State the approximation to 2 decimal places (i.e., the nearest hundredth). (c) Draw the graph of ye and the graph of f(x) on the same graph.