8.9+1.2(3x-1)=12.9

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Solution for 8.9+1.2(3x-1)=12.9 equation: 



8.9+1.2(3x-1)=12.9

We move all terms to the left:

8.9+1.2(3x-1)-(12.9)=0

We add all the numbers together, and all the variables

1.2(3x-1)-4=0

We multiply parentheses

3.6x-1.2-4=0

We add all the numbers together, and all the variables

3.6x-5.2=0

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

3.6x=5.2

x=5.2/3.6

x=1+1/2.25

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