17. Simplify the following expression to lowest terms. You must show al your work to receive full marks 6 1-2 2-4 1 -16 Your answer.fidion to answer the next question Oliver drove 450km in the same time that Macy drove 350kim. Oliver drove on average 20km faster than Macy. Distance (lamp) Speed (kan/b) Time (b) Oliver 450 Mary 350 8. How fast was Oliver driving? What value(s) are not allowed as a solution? (All work must be shown for full marks)19. Simplify the following expression to lowest terms and state the non-permissible value(s). All work must be shown to receive full marks. 31 -1 . 61 -2 I +5 2120. Solve the following equation for x. State all the non-permissible values as restrictions on the variable and identify your solution(s). (All work must be shown to get full marks). 1 2 1 4