Mathematics, 24.07.2019 04:00 ahicks2004
Solve for x, given the equation square root of x minus 5 + 7 = 11.
Answers: 1
![\sqrt{x-5}+7=11\\\\\Rightarrow \sqrt{x-5}=11-7\\\\\Rightarrow \sqrt{x-5}=4\\\\\Rightarrow x-5=4^2~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~[\textup{Squaring both sides}]\\\\\Rightarrow x-5=16\\\\\Rightarrow x=16+5\\\\\Rightarrow x=21.](/tpl/images/0125/9235/42e79.png)
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Solve for x, given the equation square root of x minus 5 + 7 = 11....
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