3x+9+7x=31

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Solution for 3x+9+7x=31 equation:


3x+9+7x=31

We simplify the equation to the form, which is simple to understand 
3x+9+7x=31

We move all terms containing x to the left and all other terms to the right. 
+3x+7x=+31-9

We simplify left and right side of the equation. 
+10x=+22

We divide both sides of the equation by 10 to get x. 
x=2.2

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