2x+x+9=45

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Solution for 2x+x+9=45 equation:


2x+x+9=45

We simplify the equation to the form, which is simple to understand 
2x+x+9=45

We move all terms containing x to the left and all other terms to the right. 
+2x+1x=+45-9

We simplify left and right side of the equation. 
+3x=+36

We divide both sides of the equation by 3 to get x. 
x=12

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