6.2(2d-3)=4.2(2d+3)

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Solution for 6.2(2d-3)=4.2(2d+3) equation: 



6.2(2d-3)=4.2(2d+3)

We move all terms to the left:

6.2(2d-3)-(4.2(2d+3))=0

We multiply parentheses

12.4d-(4.2(2d+3))-18.6=0



We calculate terms in parentheses: -(4.2(2d+3)), so:

4.2(2d+3)

We multiply parentheses

8.4d+12.6

Back to the equation:

-(8.4d+12.6)



We get rid of parentheses

12.4d-8.4d-12.6-18.6=0

We add all the numbers together, and all the variables

4d-31.2=0

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

4d=31.2

d=31.2/4

d=7+2.6666666666667/3.3333333333333

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