If it's not what You are looking for type in the equation solver your own equation and let us solve it.
s-3.8=2.15
We move all terms to the left:
s-3.8-(2.15)=0
We add all the numbers together, and all the variables
s-5.95=0
We move all terms containing s to the left, all other terms to the right
s=5.95
| s-3.9=056 | | 7=(u+7) | | 1200(1.045)^t=3000 | | 4(x+8)=76 | | 3(x-2)=7(x-1)+3 | | n–8=–12 | | p=100(1.8^50) | | x+2.8=13 | | -4(5x-7)=-12 | | 3x+15-6x=-18+6x | | z3+7=11 | | 30x+5=120 | | a+5.5=9.14 | | -2x+3=-x=12 | | 7-2e−1−3=6+6e | | 0.7x+0.25=-0.5x-1 | | 28x+4=140 | | 28.3(x+1)+2x=28 | | U-2v=0 | | 14=4x=6 | | -4+y=19 | | (a^2-4)^2=9 | | 6^3x=4^2x+3 | | 1000=(1.03)^x | | 3(x+16)=60 | | 3x+18=4+6x | | x+(2x+5)/x+6=2 | | 15x+6=17x | | 46+(7x+2)=180 | | 5x+-25+55=180 | | 3.28x2.9=3 | | 4x+7x+-9=90 |