Worth 20 points try to answer as many as possible tell me which one you are answering and tell me how you got the answer and your work 1) y varies inversely with x. if y= 40 when x= 16, find x when y= -5. 2) y varies directly with x. if y= 15 when x= -18, find y when x=1.6. 3) if x and y vary directly, as x decreases, what happens to the value of x? 4) if x and y vary directly, as y increases, what happens to the value of x?