3x+2(x-1)=9x+4x

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Solution for 3x+2(x-1)=9x+4x equation: 



3x+2(x-1)=9x+4x

We move all terms to the left:

3x+2(x-1)-(9x+4x)=0

We add all the numbers together, and all the variables

3x+2(x-1)-(+13x)=0

We multiply parentheses

3x+2x-(+13x)-2=0

We get rid of parentheses

3x+2x-13x-2=0

We add all the numbers together, and all the variables

-8x-2=0

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

-8x=2

x=2/-8

x=-1/4

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