0.5(d-2)=-0.2(d+19)

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Solution for 0.5(d-2)=-0.2(d+19) equation: 



0.5(d-2)=-0.2(d+19)

We move all terms to the left:

0.5(d-2)-(-0.2(d+19))=0

We multiply parentheses

0.5d-(-0.2(d+19))-1=0



We calculate terms in parentheses: -(-0.2(d+19)), so:

-0.2(d+19)

We multiply parentheses

-0.2d-3.8

Back to the equation:

-(-0.2d-3.8)



We get rid of parentheses

0.5d+0.2d+3.8-1=0

We add all the numbers together, and all the variables

0.7d+2.8=0

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

0.7d=-2.8

d=-2.8/0.7

d=-4

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