Question

How do you find the solution set for 5x² - 30x = -25 ?

Answer 1

`5x^2-30x+25=0`

`5(x^2-6x+5)=0`

`=> x^2-6x+5=0`

`x^2-5x-x+5=0`

`x(x-5)-1(x-5)=0`

`=>(x-5)(x-1)=0`

`x=5,1`