If it's not what You are looking for type in the equation solver your own equation and let us solve it.
-7x+12=-13x+12
We move all terms to the left:
-7x+12-(-13x+12)=0
We get rid of parentheses
-7x+13x-12+12=0
We add all the numbers together, and all the variables
6x=0
x=0/6
x=0
| 0,5x+1=0=-2 | | -5x-1=-7x+1 | | -x+3=-8x+24 | | -x+2=0=-2 | | x+(0,5x)=69 | | -3x-3=-6x-6 | | 12x+82=-6x-2 | | -5x-2=-3x+2 | | -3x+10=-x-8 | | -4x+8=-2x+1 | | 8x=x=0 | | -5x-3=-10x+27 | | x+(0,5*x)=69 | | -2x+7=-5x+13 | | -6x+100=3x+28 | | 7(c-5)+5c(c+4)=45 | | √x2-31=8 | | -8x-20=2x+5 | | 7(b-5)+5b(b+4)=45 | | -2x+10=3x-25 | | 5x+2=-x+32 | | 10x=48-11x | | 100=9x=1 | | p-20=9/2(18)-5 | | 4x/5+2=-6 | | x-(4-x)=3(x-4)-4 | | 9=–x+8 | | 9x=5=4+ | | 9x=5=41 | | 2x+25=3+5x-5 | | x=3x+4/5 | | 84x-42=39 |