2.1d+18=2.6(d+8)

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Solution for 2.1d+18=2.6(d+8) equation: 



2.1d+18=2.6(d+8)

We move all terms to the left:

2.1d+18-(2.6(d+8))=0



We calculate terms in parentheses: -(2.6(d+8)), so:

2.6(d+8)

We multiply parentheses

2.6d+20.8

Back to the equation:

-(2.6d+20.8)



We get rid of parentheses

2.1d-2.6d-20.8+18=0

We add all the numbers together, and all the variables

-0.5d-2.8=0

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

-0.5d=2.8

d=2.8/-0.5

d=-5+0.3/0.5

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