Respuesta :

Answer:

(A) 12%

Step-by-step explanation:

x = 3y and y = 0.04a

if y = 0.04a then by multiplying both sides by 3 you can find that 3y = 0.12a

Since x = 3y and 3y = 0.12a, by the transitive property of equality x = 0.12a, which is 12% of a.

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