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1/4 - 1/2r = - 3/4r how do I solve this please help.......
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1/4 - 1/2r = - 3/4r how do I solve this please help.......

User OliverAssad
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(1)/(4)^((r)-(1)/(2r)^((2)=-(3)/(4r) \\\\ r-2=-3 \\\\ r=-3+2 \\\\ \boxed{r=-1}
User Toufiq
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