8d+20d=120+15d

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Solution for 8d+20d=120+15d equation: 



8d+20d=120+15d

We move all terms to the left:

8d+20d-(120+15d)=0

We add all the numbers together, and all the variables

8d+20d-(15d+120)=0

We add all the numbers together, and all the variables

28d-(15d+120)=0

We get rid of parentheses

28d-15d-120=0

We add all the numbers together, and all the variables

13d-120=0

We move all terms containing d to the left, all other terms to the right

13d=120

d=120/13

d=9+3/13

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