If it's not what You are looking for type in the equation solver your own equation and let us solve it.
243-x=286
We move all terms to the left:
243-x-(286)=0
We add all the numbers together, and all the variables
-1x-43=0
We move all terms containing x to the left, all other terms to the right
-x=43
x=43/-1
x=-43
| 2x/21+4/7=5/7 | | -4(y-2y)+4=-4(3y-y)+1+11y | | 2(2+1)+6(2+1)=x | | Z^2=16i | | 2x+$4.00=$28.00 | | 2(x+$4.00)=$28.00 | | 2n^2-140=6n | | 5x+130=8x=151 | | 15y-8=4-3 | | 189=64-u | | 4+2(x-10)=-12 | | (P+2)=3(2p-4)+9 | | 8.1x=129.6 | | 6x-11+8x-29+3x-1=180 | | 10m-4+2+15=8m+11-3m | | (1/5)(2)+3/5=x | | (2+3)/5=x | | -3(x+3)+4=5(x+5)+4 | | 6y^2-21y=0 | | 9k+6k+88=163 | | 2.6+x/3=-2.2 | | 31f=-682 | | -2=3x+5/5 | | 5/2x+1/2x=271/2+7/2 | | 4(y-4)=-8y-4 | | j-9=8 | | 3×-4y=4 | | 5+2(3x-5)=-(3x-13) | | 1-x=2x+1-3x | | -7w+30=-4(w-9) | | 9x-5x+165=9x+65 | | b/6+b/9+8/2=b+2/3 |