Question

How do you solve `x^2 - 5x = 0` by completing the square?

Answer 1

`(x-2.5)^2-6.25=0`

`(x-2.5)^2=6.25`

`x-2.5=pmsqrt6.25`

`x=2.5+2.5 or x=2.5-2.5`

`x=5 or x=0`