5x^2-15x-50=0 solving quadratic equation

x=5 or x= - 2

Step-by-step explanation:

hello :

5x²-15x-50=0

5(x²-3x-10)=0

means :

x²-3x-10=0  so : (x-5)(x+2)=0

x-5=0 or x+2=0

x=5 or x= - 2

the square root of what number? if you add that, then someone will probably answer the question.