Question 590760
 {{{sqrt(x-9)+4=20}}},
 {{{sqrt(x-9)= 20-4}}}
 {{{sqrt(x-9)= 16}}}
Square both sides
x - 9 = 16^2
x - 9 = 256
x = 256 + 9
x = 265
:
then what is the value of {{{sqrt (x-96) }}} ?
{{{sqrt (x-96)}}}
{{{sqrt (265-96)}}}
{{{sqrt (169)}}} = 13