If it's not what You are looking for type in the equation solver your own equation and let us solve it.
X-0.12X=26400
We move all terms to the left:
X-0.12X-(26400)=0
We add all the numbers together, and all the variables
0.88X-26400=0
We move all terms containing X to the left, all other terms to the right
0.88X=26400
X=26400/0.88
X=30000
| 1/7s=3 | | 3x-11-x=7 | | X-0.5x=14250 | | 2(3v)=14 | | 2u+42=94 | | 18(-x-2)-4(+3x)=-14 | | 15n=5.50n+380 | | v+8=10 | | 24x-4x+6=10 | | 24+5p=-2(6-7p) | | 6^(3x+1)=30 | | 2/3x+1/6-1/2x-5=-3 | | y=34,000(0.85)^5 | | 24+5p=-2(6–7p) | | 47=12+5m | | 2.5(x)+2(x/2)=336 | | 4x+40=4x+10 | | 7(7n+1)=-40+2n | | 1/5r=-10 | | (15x)°=15 | | x+0.17x=702 | | 5a/6-7/12+3a/4=-2.16666667 | | 0.5(x)+1(2x)=180 | | 3.87+f=16.806 | | x-3=-3|x-1|+4 | | x-1=-3x+21 | | 3f+7f=55 | | w=6w/2=12 | | 57.45x+40=62.45x | | X-(2x+1)=-2 | | 2x=36+20 | | -5x=72 |