3x+7=3+x

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


3x+7=3+x

We simplify the equation to the form, which is simple to understand 
3x+7=3+x

We move all terms containing x to the left and all other terms to the right. 
+3x-1x=+3-7

We simplify left and right side of the equation. 
+2x=-4

We divide both sides of the equation by 2 to get x. 
x=-2

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