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The value of varies directly with x. when y = 7.5 , x = 5. what is the value of y when x = 80?
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The value of varies directly with x. when y = 7.5 , x = 5. what is the value of y when x = 80?

User Hanmari
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1 Answer

6 votes

Answer:

x=120


7.5 = 5 \\ x = 80 \\ (5x)/(5) = (600)/(5) \\ x = 120

User Juancn
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