If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( x )
x^2+5*x+4 = 0
x^2+5*x+4 = 0
x^2+5*x+4 = 0
x^2+5*x+4 = 0
DELTA = 5^2-(1*4*4)
DELTA = 9
DELTA > 0
x = (9^(1/2)-5)/(1*2) or x = (-9^(1/2)-5)/(1*2)
x = -1 or x = -4
x in (-oo:-4) U (-4:-1) U (-1:+oo)
(X-3)/(x^2+5*x+4) = 0
x^2+5*x+4 = 0
x^2+5*x+4 = 0
DELTA = 5^2-(1*4*4)
DELTA = 9
DELTA > 0
x = (9^(1/2)-5)/(1*2) or x = (-9^(1/2)-5)/(1*2)
x = -1 or x = -4
(x+4)*(x+1) = 0
(X-3)/((x+4)*(x+1)) = 0
x belongs to the empty set
| (3x+6/3)-(4x/x-2)-x=0 | | 8c-9=5c | | 1/3(66)=1/4(72)+8 | | 3.2x-1.7x+55=10 | | 1/3(66)=4(72)+8 | | 1/3(66)=4(72)+8 | | 142-3x=42x+22 | | 5x-2(2x+3)=27 | | -32=-7h-12+3n | | -5+1/2n=10 | | 6x+3(x-8)=66 | | 3(66)=4(72)+8 | | 2/3(9x-15)=17-3(x-12) | | 1=e/r | | 100-3x=70 | | (3x+6/3)-(4x/x-2)=x | | 4(x-2)=5x+1/4 | | -3(-6-4x)=2(7x-1)+2 | | m=so | | 4x+9=2(2x+4)1 | | 1/3b=1/4b+6 | | 4.9x^2+7.35x-31=0 | | 9x^2+7x-8=0 | | 2z+2=2-6z | | 30.5+x+24.7=199.7 | | -7-3n=-4n | | -7-3n=-4n | | -7-3n=-4n | | 3y+5-9=-33 | | 5(2i+3j)+4(3i-3j)= | | n+-12=5 | | x/4-2x/3=10 |