Suppose that x varies directly with y and x=17 when y=-85. what is the constant variation and what is the value of x when y=-160

The triangles are similar. what is the value of x? show your work.

Three friends went on a road trip from phoenix, az, to san diego, ca. mark drove 50 percent of the distance. jason drove 1/8 of the distance. andy drove the remainder of the distance. 1. andy thinks he drove 1/4 of the distance from phoenix, az, to san diego, ca. is andy correct? 2. the distance from phoenix, az, to san diego, ca, is 360 miles. how many miles did each person drive? 3. solve the problem. what is the answer in total?

There were 25 students who answered to a survey about sports. four-fifths of them like football. how many students like football?