Answer:
represented by the graph of a straight line through the origin with a slope equal to the unit rate.
Explanation:
For each point (x, y) on the graph, ΕΎ is equal to k, where k is the unit rate.
Hello!!! Princess Sakura here ^^
First of all a proportional line must have these traits:
1. straight line
2. passes through the origin
The only one that has both of these traits is the top graph.
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