Question

x-5=square root of x + 7

Answer 1

root x
or
root (x +7) ?

Answer 2

\[x-5=\sqrt{x+7}\]

Answer 3

\[x ^{2}-10x+25=x+7\]
\[x ^{2}-11x+18=0\]
\[(x-9)(x-2)\]
\[x=9 , x=2\]