3(x)=4x-9

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



3(x)=4x-9

We move all terms to the left:

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

We get rid of parentheses

3x-4x+9=0

We add all the numbers together, and all the variables

-1x+9=0

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

-x=-9

x=-9/-1

x=+9

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