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Mathematics 8 Online
OpenStudy (anonymous):

Suppose y varies directly as x. If y = 8 when x = 24, what is the value of x when y = 9?

OpenStudy (kobeni-chan):

the ratio between x and y is 3. Multiply y by 3 to get x 9 x 3 = 27 x = 27

OpenStudy (anonymous):

thank you ihave more

OpenStudy (anonymous):

If y varies directly as and y = 144 when x = 4, what is the value of y when x = -5?

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