If x=7, then is 3x+7 greater than or less than 5x-6?

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问题 If x=7, then is 3x+7 greater than or less than 5x-6?

选项

答案 The value of x is given, so substitute 7 for x and calculate the value of both sides: 3(7)+7=28 and 5(7)-6=29 The less than sign (＜) is used because 28＜29.

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If x=7, then is 3x+7 greater than or less than 5x-6?

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