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14 August, 04:04

Suppose that f (x) = 3x + 2. if f (x) = 731, what is x?

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  1. 14 August, 04:28
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    731=3x+2

    731 - 2 = 3x+2 - 2

    729=3x

    729/3 = 3x / 3

    243=x
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