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Mathematics 18 Online
MxxnLight:

The variables y and x have a proportional relationship, and y = 7 when x = 2. What is the value of y when x = 5?

darkknight:

y = kx 7 = k2 k = 3.5 y = 3.5x y = 3.5(5)

MxxnLight:

Thank you-

darkknight:

:)

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