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The length of Ryan's room was decreased by 7ft. The original length was 29ft. What is the percent decrease

The length of Ryan's room was decreased by 7ft. The original length was 29ft. What is the percent decrease
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The length of Ryan's room was decreased by 7ft. The original length was 29ft. What is the percent decrease

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User Jaksky
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\begin{gathered} Let\text{ the percentage increase by : X} \\ (X)/(100)\text{ }*\text{ 29 = 7} \\ (29X)/(100)\text{ = 7} \\ 29X\text{ = 700} \\ X\text{ = }(700)/(29)\text{ = 24.1}3\text{ percent decrease.} \end{gathered}

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User Auden
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