2(3x+3.9)=1.8

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Solution for 2(3x+3.9)=1.8 equation: 



2(3x+3.9)=1.8

We move all terms to the left:

2(3x+3.9)-(1.8)=0

We add all the numbers together, and all the variables

2(3x+3.9)-1.8=0

We multiply parentheses

6x+7.8-1.8=0

We add all the numbers together, and all the variables

6x+6=0

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

6x=-6

x=-6/6

x=-1

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