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List all the possible ways to determine if a graph shows a proportional relationship.

User Sertug
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If it goes threw the origin on a graph it’s proportional
User Momoja
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Answer:

If the relationship between two quantities is a proportional relationship, this relationship can be represented by the graph of a straight line through the origin with a slope equal to the unit rate.

Step-by-step explanation:

User Lars Grammel
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