If it's not what You are looking for type in the equation solver your own equation and let us solve it.
88+15d=4d
We move all terms to the left:
88+15d-(4d)=0
We add all the numbers together, and all the variables
11d+88=0
We move all terms containing d to the left, all other terms to the right
11d=-88
d=-88/11
d=-8
| 3a+7=82 | | 4(a-1+3=7 | | 14=–2dd= | | 26w=14w+60 | | 5x+10+190-15x=146 | | 8(2x+1)=-40 | | 5(x+1=7x+6 | | 36-16v=-10v | | -13q=20-3q | | 5/8b-3=-13 | | S-18=-4+2s | | 77+7v=-4v | | -3p-18=|-30| | | n−7=8n | | 5x+6=-94 | | x2=196. | | 16d-45=11d | | 6x+12=10x+39 | | X-12/4-x-3/3=2x+3/6 | | 190-15x+5x+10+54=180 | | –8+8y=7y | | 3x+4=196 | | 18w=-60+12w | | -6.5t+15=-9.7t+53.8 | | 3(5x-6)+5x=142 | | -7z-6=85 | | 12m+42=5m | | (2x+1)*x=0 | | -8x=9=33 | | 17y+–19y−–4y=14 | | 14.003x+15(1-x)=14.007 | | -4=2p+12+6p |