3x+15=3+1x

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Solution for 3x+15=3+1x equation:



3x+15=3+1x
We move all terms to the left:
3x+15-(3+1x)=0
We add all the numbers together, and all the variables
3x-(x+3)+15=0
We get rid of parentheses
3x-x-3+15=0
We add all the numbers together, and all the variables
2x+12=0
We move all terms containing x to the left, all other terms to the right
2x=-12
x=-12/2
x=-6

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