Alg 1B 9.5 - solving x^2+bx+c=0

solving a quadratic equation by factoring

[schsmath]

since it is already equal to zero, you factor out the greatest common factor of x to get x(x + 3) = 0 and set each factor equal to zero. x = 0 and (x + 3) = 0

[thefirsttimefood]

I like how I spend almost 2 hour in class n I learn way more in viedo

[nickmanaseri]

thank you but what if its just x^2+3x=0 ?