If it's not what You are looking for type in the equation solver your own equation and let us solve it.
4dd=-8
We move all terms to the left:
4dd-(-8)=0
We add all the numbers together, and all the variables
4dd+8=0
We move all terms containing d to the left, all other terms to the right
4dd=-8
d=-8/1
d=-8
| a+1600=7225 | | x−5=≥3 | | x-(x*0.05)=74076 | | 205=92-u | | (8^x)/4=128 | | 2+3a=–4 | | 5.6=16.8-7u | | 163=43-v | | x-(x*0.05)=7705 | | 5v-4.1=8.4 | | 54+42=96(x+7) | | 5+44=2-r | | (4x+7)=107 | | 191-y=31 | | (2x+25)=86 | | 2x(x+1)=6x | | 2x*(x+1)=6x | | (x^2+10x)+(2x+45)=180 | | 258=-v+88 | | 2x+x+1=6x | | 9+k=3+2 | | n=n/2 | | 5x+11=-5x+1 | | 3−–j=0 | | 2x^2+x^2-5=0 | | 7-p=5-5 | | 8x+1+97=180 | | 10x+12+2x=156 | | 7x^2-21x-56=0 | | 8x+16+7x+14=360 | | 114y=39 | | 11(x+3)=11(4+3)= |