Respuesta :

GoddessofDork

So for this, we will be doing proportions. In this case, our proportion is [tex] \frac{2.4}{4.2}= \frac{y}{6.3} [/tex]

Firstly, cross-multiply: [tex] 15.12=4.2y [/tex]

Next, divide both sides by 4.2, and your answer will be [tex] 3.6=y [/tex], or A.

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