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The cost of purchasing gasoline varies directly with the number of gallons purchased. Kali paid $52.90 for 23 gallons of gas. What is the direct variation equation that relates y, the cost of a gasoline
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The cost of purchasing gasoline varies directly with the number of gallons purchased. Kali paid $52.90 for 23 gallons of gas. What is the direct variation equation that relates y, the cost of a gasoline purchase, to x the number of gallons?

User Diogenes Creosote
by
4.5k points

1 Answer

3 votes

Answer:

y = 2.3x

Explanation:

y = kx

52.9 = 23x

52.9 ÷ 23 = x

x = 2.3

User Peter Kreinz
by
4.0k points
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