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d=2438/3.1416
We move all terms to the left:
d-(2438/3.1416)=0
We add all the numbers together, and all the variables
d-(+2438/3.1416)=0
We get rid of parentheses
d-2438/3.1416=0
We multiply all the terms by the denominator
d*3.1416-2438=0
Wy multiply elements
3.1416d-2438=0
We move all terms containing d to the left, all other terms to the right
3.1416d=2438
d=2438/3.1416
d=776+0.11839999999984/3.1416
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