If it's not what You are looking for type in the equation solver your own equation and let us solve it.
0.4*8.5=x
We move all terms to the left:
0.4*8.5-(x)=0
We add all the numbers together, and all the variables
-1x+3.4=0
We move all terms containing x to the left, all other terms to the right
-x=-3.4
x=-3.4/-1
x=3+0.4/1
| -16p+20+10p=-3p-13 | | b-5+6b=20 | | x/7=9=5 | | 5.2=-7.6+8x | | -11k-11=-10k | | Y=|x+2|-3 | | 75/3.5=x/5 | | 30+5(2y-)=40 | | -19.55-16.3v=-5.4v-17.69-10.7v | | 4(x-3)-(x+7)=0 | | 4x+7=3x+8x | | 1.25x=200000 | | 7=u/7.68+4 | | -17+4z=6z+3+14 | | 2x+3=3x+28 | | 6n-12=3n-48 | | -4x+17-5=24 | | 12+15m=-13+10m | | 93+g=139 | | -1.4+x/4=-7.8 | | 2.5(z+7=13 | | 1.25x=100000 | | -1-13j=-11j-19 | | 2x-11=3x+7 | | -2x+15=x-12 | | 4(4x+3)-6(2-x)-3(2x-1)=19 | | -2(4s-6)-12=2(6s+2)-2 | | 4p-8p+13p+17=-19 | | x-5/x+5=1/7 | | -11-18v=-17v | | 5a+12=a+16 | | 0.5(2x+1.8)=(-3.5) |