4x+3+8x=9

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Solution for 4x+3+8x=9 equation: 



4x+3+8x=9

We move all terms to the left:

4x+3+8x-(9)=0

We add all the numbers together, and all the variables

12x-6=0

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

12x=6

x=6/12

x=1/2

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