If it's not what You are looking for type in the equation solver your own equation and let us solve it.
d+15.9=18.19
We move all terms to the left:
d+15.9-(18.19)=0
We add all the numbers together, and all the variables
d-2.29=0
We move all terms containing d to the left, all other terms to the right
d=2.29
| 3+2=v≤7 | | p-2.1=6.9 | | 5r-6=r-2 | | x*0.58=1 | | 5x1/2+7=x-10 | | −8x+4= −6�+24−6x+24 | | 0.1+8=n | | 3x+15-9=2{x+2} | | -5(k+79)=85 | | 4.4-3=s | | m+1/3=8 | | 5.9+2=p | | 7-2b=17 | | –5(k+79)=85 | | b-5/6=5/6 | | 8(c+4)=48 | | 5-0.3=u | | 2(2.5x+8)=5x-8+4 | | 5+2.8=n | | m-3.7=3.6 | | 5/6+b=8 | | v+2.4=8.4 | | -2(b-16)=4 | | –3(d+4)=0 | | -2(4r+4)-3r-2=34 | | 4=–2(b−16) | | -2(r+3)+4r-4=-14 | | W+36=3w | | -3(c+-3)=12 | | 2/3•9a+2/3•6=25.6 | | 7.2x-11=-8 | | 12=–3(c+–3) |