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2.1d+16.32=-11.56-0.2d-11.22
We move all terms to the left:
2.1d+16.32-(-11.56-0.2d-11.22)=0
We add all the numbers together, and all the variables
2.1d-(-0.2d-22.78)+16.32=0
We get rid of parentheses
2.1d+0.2d+22.78+16.32=0
We add all the numbers together, and all the variables
2.3d+39.1=0
We move all terms containing d to the left, all other terms to the right
2.3d=-39.1
d=-39.1/2.3
d=-17+7.1054273576E-15/2.3
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