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Let y = 21 and x = 1.5. If y varies directly with x, find y when x = 9.

Let y = 21 and x = 1.5. If y varies directly with x, find y when x = 9.
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Let y = 21 and x = 1.5. If y varies directly with x, find y when x = 9.

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User Stefano Sala
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1 Answer

2 votes

21=1.5k\\ k=14\\\\ y=14\cdot9\\ y=126
answered
User Will Moffat
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