3x+9=4x+x=

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Solution for 3x+9=4x+x= equation: 



3x+9=4x+x=

We move all terms to the left:

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

We add all the numbers together, and all the variables

3x-(+5x)+9=0

We get rid of parentheses

3x-5x+9=0

We add all the numbers together, and all the variables

-2x+9=0

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

-2x=-9

x=-9/-2

x=4+1/2

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