Answer
The solutions are 0 and 16.
Work Step by Step
$x^{2}$=16x
$x^{2}$-16x=16x-16x
$x^{2}$-16x=0
x(x-16)=0
x=0 or x-16=0
x=0 or x=16
The solutions are 0 and 16.
Check
Let x=16
$x^{2}$=16x
$16^{2}$=16*16
256=256