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

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



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

We move all terms to the left:

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

We multiply parentheses

9x-(4x+9)+12=0

We get rid of parentheses

9x-4x-9+12=0

We add all the numbers together, and all the variables

5x+3=0

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

5x=-3

x=-3/5

x=-3/5

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