-4x=9-x

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Solution for -4x=9-x equation:


-4x=9-x

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

We move all terms containing x to the left and all other terms to the right. 
-4x+1x=+9

We simplify left and right side of the equation. 
-3x=+9

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

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