3x--40=

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Solution for 3x--40= equation:


3x--40=0

We simplify the equation to the form, which is simple to understand 
3x+40=0

We move all terms containing x to the left and all other terms to the right. 
+3x=0-40

We simplify left and right side of the equation. 
+3x=-40

We divide both sides of the equation by 3 to get x. 
x=-13.3333333333

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