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  6. P, y=5x

  5. P, y=2x

  4. N, N

Step-by-step 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.

choice b is correct

step-by-step explanation:

we have been given the following system of inequalities;

we are required to graph the solution to the system of inequalities. using a graphing tool, the graph of the system is as shown in the attachment. the continuous line represents the graph of while the dotted line represents .

phosphate, calcium ion, chloride ion, neon atom

step-by-step explanation: