3x+9=2(2x-1)

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Solution for 3x+9=2(2x-1) equation: 



3x+9=2(2x-1)

We move all terms to the left:

3x+9-(2(2x-1))=0



We calculate terms in parentheses: -(2(2x-1)), so:

2(2x-1)

We multiply parentheses

4x-2

Back to the equation:

-(4x-2)



We get rid of parentheses

3x-4x+2+9=0

We add all the numbers together, and all the variables

-1x+11=0

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

-x=-11

x=-11/-1

x=+11

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