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Posted on Sep 27, 2022

Let x and y be integers such that 7 | (3x + 5y). Prove that 7 | (16x + 29y).

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3x 5y 7k 16x 29y 112k 24k 136k Explanation We know that 7 divides 3x 5y We can write this as 7... blur-text-image

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