If it's not what You are looking for type in the equation solver your own equation and let us solve it.
8s-1.9=-65.9
We move all terms to the left:
8s-1.9-(-65.9)=0
We add all the numbers together, and all the variables
8s+64=0
We move all terms containing s to the left, all other terms to the right
8s=-64
s=-64/8
s=-8
| 11c+13=124.1 | | 19w+18=18 | | 20+12c=-16 | | -68=9b-5 | | 19u-60=-15 | | 7(56-x)=7 | | 80-8.79x=36.05 | | 2(x-4)=1(x+7) | | 59=7-13c | | 59=7-14c | | 80=8.79x+36.05 | | 1(8-x)=7 | | 7(2-c)=7 | | 0.07x+7=17.57 | | 6w+12=8(w+3) | | 39-4x=6 | | 14c-6.7=-286.7 | | 10^x=30000 | | -6=-2/7u | | 4y-40=7(-2y+2 | | 9.5+2a=17.5 | | -35(-5/7)=(-7/5x) | | 12r+20=44 | | 169-y=287 | | -2(x+3)=-15+3x | | 12r-20=44 | | -u+164=249 | | 24y-16y=0 | | 48=-x+179 | | 42-y=281 | | 2u-54u=1u | | 70=179-x |