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Mathematics, 16.11.2020 20:10 carlinryan
Which equations represent proportional relationships with a constant of proportionality equal to -2?
1. y = 2x
2. y = -2x
3. 2y = -2 + 2
4. 2y = 4x
5. Y = x - 2
6. Y +2 = 2x + 2
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