-.9(-.81-3x)=3.5x

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Solution for -.9(-.81-3x)=3.5x equation: 



-.9(-.81-3x)=3.5x

We move all terms to the left:

-.9(-.81-3x)-(3.5x)=0

We add all the numbers together, and all the variables

-.9(-3x-0.81)-(+3.5x)=0

We multiply parentheses

2.7x-(+3.5x)+0.729=0

We get rid of parentheses

2.7x-3.5x+0.729=0

We add all the numbers together, and all the variables

-0.8x+0.729=0

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

-0.8x=-0.729

x=-0.729/-0.8

x=0.729/0.8

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