When x is 2.25 y is 6.75 y varies directly with x write the direct variation equation in the form y kx. direct variation equation find y when x is 4.2. when x 4.2 y?

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1238288

2026-07-13 08:51

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y = 3x because when x is 2.25 y is 6.75 a ratio of 1 to 3 and so when x is 4.2 y is 12.6

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