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Squaring to Solve an Equation. Squaring to Solve an Equation. In order to solve for x , you have to ISOLATE the square root expression. Solve:. The square root of x +1 is 18. In order to solve for x you have to UNDO the square root (i.e. square).
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Squaring to Solve an Equation In order to solve for x, you have to ISOLATE the square root expression Solve: The square root of x+1 is 18 In order to solve for x you have to UNDO the square root (i.e. square) Since the square root of 324 is 18, x+1 has to equal 324