3x+4+8x=15

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Solution for 3x+4+8x=15 equation: 



3x+4+8x=15

We move all terms to the left:

3x+4+8x-(15)=0

We add all the numbers together, and all the variables

11x-11=0

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

11x=11

x=11/11

x=1

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