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Sergio039 [100]
3 years ago
15

Two friends, Kayla and Kylie, took summer jobs. Kayla earned $744.80 in 38 hours.

Mathematics
1 answer:
svetlana [45]3 years ago
4 0

Kylie earns 5.80 dollars more than Kayla per hour

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If y=mx, and y is 12 when x is 4, then what is the constant of proportionality in this equation?A. 1/3B. 3C. 8D. 16
Anna007 [38]
\begin{gathered} y=mx\text{  when  x=4 and y=12} \\ 12=m(4) \\ 4m\text{ =12} \\ m=\frac{12}{4}=3 \end{gathered}

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We are given y = kxz
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