3x+9x/3=15

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Solution for 3x+9x/3=15 equation: 



3x+9x/3=15

We move all terms to the left:

3x+9x/3-(15)=0

We multiply all the terms by the denominator


3x*3+9x-15*3=0

We add all the numbers together, and all the variables

9x+3x*3-45=0

Wy multiply elements

9x+9x-45=0

We add all the numbers together, and all the variables

18x-45=0

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

18x=45

x=45/18

x=2+1/2

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