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A recipe requires 3.5 teaspoons of sugar to make a tart. Which equation shows the number of teaspoons of sugar, y, needed to make x tarts?
A: x = 3.5y
B: y = 3.5x
C: y = 3.5 + x
D: x = 3.5 + y

Respuesta :

The appropriate choice is ...
  B: y = 3.5x

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The number of teaspoons of sugar (y) is 3.5 times the number of tarts (x).