Which equation represents a proportional relationship? A. y=−3x+2

B. y=2(x+1/3)

C. y = 3x

D. y=1/2x

Which system of linear inequalities is represented by the graph? !

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?

What is the distance between a and b? round your answer to the nearest tenth. a coordinate plane is shown. point a is located at negative 1, 5, and point b is located at 4, 1. a line segment connects the two points.