If it's not what You are looking for type in the equation solver your own equation and let us solve it.
d+207=12
We move all terms to the left:
d+207-(12)=0
We add all the numbers together, and all the variables
d+195=0
We move all terms containing d to the left, all other terms to the right
d=-195
| r7+17=17 | | 3x+12=-8+x | | 4(d+4)=16 | | 2x+20+x+150=170 | | xˆ2+8.8x-72.25=0 | | |x+7|=-5 | | (5-n)3=25 | | 10m-8+2=-10+7m+5 | | 6x=960 | | 10=(–2g)+100 | | 0.75m=16 | | 12-7b=10b=18 | | 5+x+2x-x=2x+9-x | | 1/2w-12=-18 | | 1x+125=6x | | 1674=27(p+20) | | q+2=(-98) | | q+2=(–98) | | x+8+2x+4+5x=180 | | 7^(3x+2)=35 | | r+19=(-1) | | 43+37=56m+24 | | r+19=–1 | | 30=2(5h-9) | | 14v+5v-4v-13v-1=5 | | −x^2−100=0 | | x+5(x)=x+7+x+4+x+11 | | 1 w−1221 ww =18 | | 8u+3u+u-8u+4u-4=12 | | 8t+2t+5t-5t=10 | | −3x−9=x-1x−1 | | 55=10x+2 |