Mathematics, 10.03.2021 17:50 stelllllllllllllllla

If y varies directly with x and y = 21 when x = 3, find y if x = 5. y = 7x Now solve for y if x = 5. y = [?]

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If y varies directly with x and y = 21 when x = 3, find y if x = 5. y = 7x Now solve for y if x = 5....