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The variables y and x have a proportiurial relationship, and y = 28 when x = 21.
What is the value of x when y = 42?

x= 14
x = 18 2/3
x= 31 1/2
x=56

Respuesta :

FantasticJester

Answer:

x = 31 1/2

Step-by-step explanation:

If y = 42, that means the original y = 28 was multiplied by 1.5, so we have to multiply x = 21 by 1.5 to find the answer.

21 * 1.5 = 31.5 A.K.A 31 1/2

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