12x+3=4x+15

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Solution for 12x+3=4x+15 equation: 



12x+3=4x+15

We move all terms to the left:

12x+3-(4x+15)=0

We get rid of parentheses

12x-4x-15+3=0

We add all the numbers together, and all the variables

8x-12=0

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

8x=12

x=12/8

x=1+1/2

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