If it's not what You are looking for type in the equation solver your own equation and let us solve it.
13d=819
We move all terms to the left:
13d-(819)=0
We move all terms containing d to the left, all other terms to the right
13d=819
d=819/13
d=63
| 3j-4=-10 | | 20.8=4(z+1.1) | | 3(y=200)=3000 | | 4x3x+5=19 | | x=0.0026(72)(1200)√2/4 | | 8p-4=36 | | 7x-12=9/ | | -4=-2x-3x+1 | | -1001.15=61.98t^2 | | 23g=621 | | 2(x-3=2 | | 24=x-47.7 | | 2y-+8y=14 | | 9-x+2x=19 | | 31=-x-2x-5 | | 4(x-5)=28-2x | | 6x-3+7=180 | | x-43/8=6 | | 2×+y=12 | | 24y-28+6y^2=0 | | 2x2=6+8x | | 4x=(6x)(5x-14) | | 3(2w-4)=2w+8 | | x=0.0026*83*2500*2/2.7 | | 74=4y+10 | | 10+4x=2x-3 | | -42=-6a | | 6(7x-8)-4(9x-10)=5x-12-8x+17-2x | | x=0.0026(83)(2500)1/2.7 | | 37t=24346 | | 4x+6=88 | | P2+6p=0 |