Question

How do you solve `x(x+4)=0`?

Answer 1

`x= 0, -4`

Explanation:

`x(x+4) = 0`
`x/x(x+4) = 0/x`
`x+4 = 0`
`x+4-4 = 0-4`
`**x = -4**`

`x(x+4) = 0`
`x((x+4)/(x+4)) = (0/(x+4 ))`

`**x = 0**`