Answer
The solutions are 0 and 7.
Work Step by Step
$x^{2}$-7x=0
x(x-7)=0
x=0 or x-7=0
x=0 or x-7+7=0+7
x=0 or x=7
The solutions are 0 and 7.
Check
Let x=0
$x^{2}$-7x=0
$0^{2}$ -7*0=0
0=0
0=0
Let x=7
$x^{2}$-7x=0
$7^{2}$ -7(7)=0
49-49=0
0=0