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Mathematics, 16.01.2020 10:31 sbush5231

Yand x have a proportional relationship, and y = 28 when x = 21. what is the value of x when y = 42? a.14 b.18 2/3 c.31 1/2 d.56

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Yand x have a proportional relationship, and y = 28 when x = 21. what is the value of x when y = 42?...
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