2-3u+4=-9u+4(3u-9)

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Solution for 2-3u+4=-9u+4(3u-9) equation: 



2-3u+4=-9u+4(3u-9)

We move all terms to the left:

2-3u+4-(-9u+4(3u-9))=0

We add all the numbers together, and all the variables

-3u-(-9u+4(3u-9))+6=0



We calculate terms in parentheses: -(-9u+4(3u-9)), so:

-9u+4(3u-9)

We multiply parentheses

-9u+12u-36

We add all the numbers together, and all the variables

3u-36

Back to the equation:

-(3u-36)



We get rid of parentheses

-3u-3u+36+6=0

We add all the numbers together, and all the variables

-6u+42=0

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

-6u=-42

u=-42/-6

u=+7

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