If it's not what You are looking for type in the equation solver your own equation and let us solve it.
X-0.20X=656
We move all terms to the left:
X-0.20X-(656)=0
We add all the numbers together, and all the variables
0.8X-656=0
We move all terms containing X to the left, all other terms to the right
0.8X=656
X=656/0.8
X=820
| 7r=r+1/5(r+32)+r+32 | | (x+5)/(4x-10)=(30)/(75) | | 13x-4=4x-2+2x+3 | | 13x-4=4x-2+2x+# | | 4y-1/6=5y/8 | | (4v-2)(6+v)=0 | | 37+5y-1=14y-13-2y | | 3m-2m(m+7)=2m-14 | | (x+1)^2+7=19 | | -.05x=4.3 | | 5c+9c=20c | | 5+4a=24+a | | 4=m/2 | | -8n+12=-4n-8 | | 26x-36=18 | | 15.1+u/6=-4.1 | | 3m-12=9 | | 2b^2+59=b^2+17b-13 | | 6*(x/2)=3x | | 8x^2-16-28x8x=0 | | 8/3x+1/3x=4x+16/3+5/3 | | T+4t-3=22 | | 28+4k=0 | | 40=3.1416r^2 | | 8/3x+1/3x=4x+16/3+5/3x | | Y=3/1x-3 | | x³=1,15 | | 12n=6.4 | | 30÷120=n | | 3x-9=15x+7+3x | | 2p=33/7 | | -2x÷-5-5=8 |