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OpenStudy (anonymous):
A rectangle is three times as long as it is wide. If the length is decreased by 2 cm and the width is increased by 3 cm, the new rectangle formed has an area of 42 cm^2. What are the dimensions of the original rectangle? A. 9 cm × 3 cm B. 7 cm × 6 cm C. 21 cm × 7 cm D. 15 cm × 5 cm
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OpenStudy (anonymous):
Please help! :(
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