If it's not what You are looking for type in the equation solver your own equation and let us solve it.
d-16=81d=
We move all terms to the left:
d-16-(81d)=0
We add all the numbers together, and all the variables
-80d-16=0
We move all terms containing d to the left, all other terms to the right
-80d=16
d=16/-80
d=-1/5
| Y=2.50x=1200 | | Y=2.50x=500 | | 120x=1000 | | b/4=12b= | | 3x-7=6x+4-2x(4) | | Y=2.50x=100 | | Y=2.50x=10 | | X×X×X+162x+513=0 | | r-(5/4)+(1/2)r=(13/4) | | x2+11×−12=0 | | 2(5x-6)-4x=-(39+3x) | | 25+5+9=n | | 365/w=365w= | | 6.5=4/3x+0 | | 3(2-x)-1=5-7x | | .1/3x-4=3/4x+1 | | 12/c=4c= | | (1/3)(2x-4)=-6 | | 4f(-2)=2(-2)+2 | | (x+12)/4=-9 | | 5(x+2)-6(x-2)=5 | | .3x+x=100 | | 2x-20=3x-12 | | (12+3)-7=n | | 1.5-x^2/4.5=0 | | 2x-7(x+2)=6(x-2) | | 20+4(3x-5)+2x=48 | | 5(5–x)=–5x+20 | | 3(x+5)-x=49 | | 3.4=6b | | 5x^2-50=75 | | 4p‐2=8 |