0.3(d+1)=0.2(d+1)

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Solution for 0.3(d+1)=0.2(d+1) equation: 



0.3(d+1)=0.2(d+1)

We move all terms to the left:

0.3(d+1)-(0.2(d+1))=0

We multiply parentheses

0.3d-(0.2(d+1))+0.3=0



We calculate terms in parentheses: -(0.2(d+1)), so:

0.2(d+1)

We multiply parentheses

0.2d+0.2

Back to the equation:

-(0.2d+0.2)



We get rid of parentheses

0.3d-0.2d-0.2+0.3=0

We add all the numbers together, and all the variables

0.1d+0.1=0

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

0.1d=-0.1

d=-0.1/0.1

d=-1

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