Equations of Proportional Relationships Answers

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Which of the following did you consider in your response? Check all that apply.

A
The equation should have the form y = kx, where k is the constant of proportionality.
B
The graph of a proportional relationship is a straight line, passing through the origin.
C
The correct equation is y = 6x.
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Answer:

When you graph the equation y = 1/5x, you get a straight line that passes through the origin, which means the relationship is proportional. The constant of proportionality is the y-value when x = 1, which is 1/5.

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Sample Response: When you graph the equation, you get a straight line that passes through the origin, which means the relationship is proportional. The constant of proportionality is the y-value when x = 1, which is 1 5 . Which did you consider in your response? Check all that apply.The graph of a proportional relationship is a straight line.The graph of a proportional relationship passes through the origin.The constant of proportionality is the y-value when x = 1.

A
The graph of a proportional relationship is a straight line.
B
The graph of a proportional relationship passes through the origin.
C
The constant of proportionality is the y-value when x = 1.

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