sq. rt. (x-7) + sq. rt. (x) =4
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Originally Posted by iheartthemusic29 sq. rt. (x-7) + sq. rt. (x) =4 The trick here is to divide and conquer. You want to isolate one of the square roots on one side of the equation. So: <-- Square both sides Now do it again: Always always always check your solutions in the original equation: (Check!) -Dan
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