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5 April, 05:07
3 (r-6) + 2=4 (r+2) - 21. Find the value for r?
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Renee Bryant
5 April, 06:56
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3 (r-6) + 2=4 (r+2) - 21
3r-18+2=4r+8-21
3r-16=4r-13
-3=r
r=-3
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