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-2.4+15d+7.07=13.3d+7.84
We move all terms to the left:
-2.4+15d+7.07-(13.3d+7.84)=0
We add all the numbers together, and all the variables
15d-(13.3d+7.84)+4.67=0
We get rid of parentheses
15d-13.3d-7.84+4.67=0
We add all the numbers together, and all the variables
1.7d-3.17=0
We move all terms containing d to the left, all other terms to the right
1.7d=3.17
d=3.17/1.7
d=1+1/1.15646258503
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