7+3x+12x=3x+1

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Solution for 7+3x+12x=3x+1 equation: 



7+3x+12x=3x+1

We move all terms to the left:

7+3x+12x-(3x+1)=0

We add all the numbers together, and all the variables

15x-(3x+1)+7=0

We get rid of parentheses

15x-3x-1+7=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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