Question 144097


{{{sqrt (x + 2 + 15) = 11 }}}

{{{(sqrt (x + 2 + 15))^2 = 11^2 }}}

{{{x + 2 + 15 = 121 }}}

{{{x + 17 = 121 }}}

{{{x = 121 -17 }}}

{{{x = 104}}}

check:

{{{sqrt (104 + 2 + 15) = 11 }}}

{{{sqrt (121) = 11 }}}

{{{11 = 11 }}}