If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x in (-oo:+oo)
6 = (-1/3)*x // - (-1/3)*x
6-((-1/3)*x) = 0
(1/3)*x+6 = 0
1/3*x+6 = 0 // - 6
1/3*x = -6 // : 1/3
x = -6/1/3
x = -18
x = -18
| 4(x-9)+5(9-X)=11 | | 5q=9q-12 | | Cos^2x-9cosx-10=0 | | [11y]-31=-90 | | [11y]-31=90 | | 2x+-2=10x | | -6(v+3)=-6v-19 | | -360=9(1+7x) | | 2+1.3x=5.6x | | -2(3x+5)=4x+7 | | 3(6-4x)-27x=-31 | | X(2x-8)=(2x+2)(x-6) | | 3r+r=0 | | -x-10=-4x-10 | | 2(5x)=11x-7 | | A=1/2b(h) | | 0.12/0.04 | | .25a-12=32 | | 42/(1 | | 2thirdsz=-6 | | -4x+4=-17 | | x+12+x=18inapoem | | log^2(9-5x)=2 | | 12x4(1/3) | | -21r^3s^6/7s^2= | | 42/( | | -15=-2n-4-5 | | 1325=6000 | | 10x+5=5x+49 | | ((18z^7)-(10z^5))/2z^3 | | xy^2+2xy-y^2+x=0 | | f(n)=f(n-1)+n |