4x+9x=

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Solution for 4x+9x= equation:


4x+9x=0

We simplify the equation to the form, which is simple to understand 
4x+9x=0

We move all terms containing x to the left and all other terms to the right. 
+4x+9x=0

We simplify left and right side of the equation. 
+13x=0

We divide both sides of the equation by 13 to get x. 
x=0

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