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Mathematics 20 Online
OpenStudy (cenaida):

Is the function y = 3x + 7 a proportional relationship? If it is, what is the slope of the line? A. This is a proportional relationship. The slope is 3/7. B. This is a proportional relationship The slope is 7/3. C. This is a proportional relationship. The slope is 3. D. This is NOT a proportional relationship.

OpenStudy (unanimoose):

y = mx + b where m is the slope.

OpenStudy (cenaida):

is it 3?

OpenStudy (unanimoose):

Yes.

OpenStudy (cenaida):

thank you!!!!!!!!!!

OpenStudy (unanimoose):

Actually wait, I think it isn't a proporitonal relationship.

OpenStudy (unanimoose):

Beacuse they are in the form y = mx and this is y = mx + b, so yes it is not a proportional relationship.

OpenStudy (cenaida):

so its D?

OpenStudy (unanimoose):

Yep.

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