SOLUTION: Solve for x {{{sqrt(x-12) + sqrt(x+3) = 5}}} Solution is ----- Use commas to separate answers or Solution is not a real number Thank you so much for helping me grasp

Question 407972: Solve for x

Solution is ----- Use commas to separate answers or
Solution is not a real number

Thank you so much for helping me grasp this!!

Answer by Edwin McCravy(20055) (Show Source): You can put this solution on YOUR website!




Isolate one of the radical terms:



Square both sides:











Isolate the radical term:



Divide both sides by 10



Square both sides:







You must always check a radical equation:











It checks so the solution is x=13

Edwin

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