40d+.40d=20d+.50d

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Solution for 40d+.40d=20d+.50d equation: 



40d+.40d=20d+.50d

We move all terms to the left:

40d+.40d-(20d+.50d)=0

We add all the numbers together, and all the variables

40d+.40d-(+20.5d)=0

We add all the numbers together, and all the variables

40.4d-(+20.5d)=0

We get rid of parentheses

40.4d-20.5d=0

We add all the numbers together, and all the variables

19.9d=0

d=0/19.9

d=0

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