3x+9=4x+7

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Solution for 3x+9=4x+7 equation:


3x+9=4x+7

We simplify the equation to the form, which is simple to understand 
3x+9=4x+7

We move all terms containing x to the left and all other terms to the right. 
+3x-4x=+7-9

We simplify left and right side of the equation. 
-1x=-2

We divide both sides of the equation by -1 to get x. 
x=2

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