If it's not what You are looking for type in the equation solver your own equation and let us solve it.
k in (-oo:+oo)
6*(k-2) = (1/3)*(3*k+9) // - (1/3)*(3*k+9)
6*(k-2)-((1/3)*(3*k+9)) = 0
6*(k-2)+(-1/3)*(3*k+9) = 0
6*(k-2)-1/3*(3*k+9) = 0
6*(k-2)-1/3*(3*k+9) = 0
5*k-15 = 0
5*k-15 = 0
5*k-15 = 0 // + 15
5*k = 15 // : 5
k = 15/5
k = 3
k = 3
| 4x-2(5x+3)=2(2x+7) | | 36x^2-108=0 | | Y=2/3x-3 | | 6(x^2-25)=0 | | 2(7x+3)-(4x+5)=8x-9 | | 3a+3=24 | | 7x+4x+4=8x-8 | | 5(3x+2)-6x=46 | | -6x^2+0x+24=0 | | 5x+5-7x=1 | | 1x+2=7x-6 | | 6k-k=9k-42 | | 2-2x-2x=22 | | -4+2y=6+y | | -6=(-z+6)+2z | | (3/5)x+160=x | | 7(x+3)-2= | | 9-x=7+7x | | -8x+10=-9x+16 | | 6x=-3x+27 | | -12=4+2y | | -9x+5=-6x | | 9x-y=14 | | x/4.5+2.8=7.9 | | 97=215t-(16t^2) | | 4y+12=-7y | | 1.5x-5.3=2.5x+2.7 | | 2(8-x)-15=7 | | 3(2a+4)=18a | | 11x-3=-9x+37 | | 8x+15-4x=-27 | | 21+21=8x+13x |