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)
12/30 = x/1 // - x/1
12/30-(x/1) = 0
12/30-x = 0
2/5-x = 0 // - 2/5
-x = -2/5 // * -1
x = 2/5
x = 2/5
| 26=r+5 | | 3(v+2)+1v=4(v-1)+9 | | 0=-1/3x+2 | | 16920x+23500y=21820 | | c-27=-24 | | 5(w+1)-1w=3(w-1)+7 | | t^3-12t^2+36t+9=0 | | 3(v+2)-1v=2(v-1)+5 | | 90=2x-10 | | b^2+9=9 | | 12/x=1/100 | | 18−6z^2/6−2z^2 | | 4x^3-3x^2-6x+12=0 | | z(3z+11)=20 | | 1.5x+7=17 | | 1/2m-3/4n=8 | | (9/4)(7/X) | | P-11=14 | | (9/4)/(7/X) | | 158y=y*x | | 6(x+4)=-36 | | 5m^2m/7m | | 2x+5x*0-5x=360 | | 8-x+3x+x=102 | | 4x-34-x=-4 | | 14t-7t=-56 | | 4x-34-x=4 | | T-23=8 | | -10=13-x | | 2x+-5x=360 | | 4(9)+3y=3 | | 3(w+1)+7w=4(w+1)-7 |