x(x-4)=0

If any individual factor on the left side of the equation is equal to 0, the entire expression will be equal to 0.

x=0

x-4=0

Set the first factor equal to 0.

x=0

Set the next factor equal to 0.

x-4=0

Add 4 to both sides of the equation.

x=4

x=4

The final solution is all the values that make x(x-4)=0 true.

x=0,4

Solve Using the Square Root Property x(x-4)=0