2(d+7)=3d-(12-d)

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Solution for 2(d+7)=3d-(12-d) equation: 



2(d+7)=3d-(12-d)

We move all terms to the left:

2(d+7)-(3d-(12-d))=0

We add all the numbers together, and all the variables

2(d+7)-(3d-(-1d+12))=0

We multiply parentheses

2d-(3d-(-1d+12))+14=0



We calculate terms in parentheses: -(3d-(-1d+12)), so:

3d-(-1d+12)

We get rid of parentheses

3d+1d-12

We add all the numbers together, and all the variables

4d-12

Back to the equation:

-(4d-12)



We get rid of parentheses

2d-4d+12+14=0

We add all the numbers together, and all the variables

-2d+26=0

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

-2d=-26

d=-26/-2

d=+13

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