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To solve x + x + x + x, set the problem up as multiplication like this 4x = 128. Divide both sides of the problem by 4. You will get x = 32. To check your work, substitute 32 for the x and do the math. 4 x 32 = ?. If the answer is 128, the answer is correct.

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โˆ™ 2014-02-03 15:46:38
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Q: How do you solve x plus x plus x plus x equals 128?
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