If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( x )
6*x+9 = 0
6*x+9 = 0
6*x+9 = 0
6*x+9 = 0 // - 9
6*x = -9 // : 6
x = -9/6
x = -3/2
x in (-oo:-3/2) U (-3/2:+oo)
(8*x-3)/(6*x+9) = -2/3 // + -2/3
(8*x-3)/(6*x+9)-(-2/3) = 0
(8*x-3)/(6*x+9)+2/3 = 0
(3*(8*x-3))/(3*(6*x+9))+(2*(6*x+9))/(3*(6*x+9)) = 0
3*(8*x-3)+2*(6*x+9) = 0
36*x+9 = 0
(36*x+9)/(3*(6*x+9)) = 0
(36*x+9)/(3*(6*x+9)) = 0 // * 3*(6*x+9)
36*x+9 = 0
36*x+9 = 0 // - 9
36*x = -9 // : 36
x = -9/36
x = -1/4
x = -1/4
| z^2-3z-6=0 | | -40+93= | | x-3/4-7=9 | | 64m^2-25/9 | | 6v^2-11v+4= | | -2j-7j--6j=15 | | 7a=-2d-18 | | (x^2+9x)(x-1)=72 | | -[8-(12z+2)]=2+(3z+0) | | 14u-10u+8u=-12 | | x^3+8x^2-9x=72 | | 8x+7=2x-11 | | 2[x-(2x+18)+14]=2(x+4) | | 20v-19v=14 | | 20-2a=3a | | 2=-2y-(-6)/13 | | x(7x+14)=2x^2-22x+32 | | 2(4x+6)=20 | | f+2=5f | | 2/3x27/49 | | 2.8/s=2.4/6 | | -(2x+1)=8x+16-7 | | 21/y=3 | | -4(2c-8)-(4c+7)+1= | | x+.05x=95 | | n-31/10=22 | | 2(x-5)+7=4x-2(1+x) | | 8d+3=8d | | 2t+5=-5 | | 0+(-9)= | | 6x-(8x+10)=-32 | | 0.45/4.2=p/4 |