Question

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Answer 1

6. P, y=5x

5. P, y=2x

4. N, N

Explanation:

If the graph is a straight line that goes through (0, 0), then it represents a proportional relation. The constant in the proportion (k) can be read from the graph as the y-value that corresponds to x=1.

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6. P, y = 5x

5. P, y = 2x

4. N, N . . . . The y-intercept is not zero, so this is not a proportional relation.