jacobcortez058 jacobcortez058

25-10-2021
Mathematics

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At target, they have 4 DVDs for $36. What is the constant of proportionality that relates the cost of DVDs, y, to the number of DVDs bought, x?

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devishri1977 devishri1977

25-10-2021

Answer:

Step-by-step explanation:

Cost of 4 DVDs = $36

Cost of 1 DVD = 36÷ 4 = $9

Cost of x DVD = 9 *x = 9x

y = 9x

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chloerhiggins2020 chloerhiggins2020

25-10-2021

Y=9x Bc you multiply and use algebra

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