(x^2+9x+61)^2=(x^2+3x-25)^2
|x^2+9x+61|=|x^2+3x-25|
x^2+9x+61=x^2+3x-25
x^2+9x+61 - x^2- 3x +25=0
6x+86=0
x= - 86/6= - 43/3