3x+7x+7x+3x=40

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Solution for 3x+7x+7x+3x=40 equation:


3x+7x+7x+3x=40

We simplify the equation to the form, which is simple to understand 
3x+7x+7x+3x=40

We move all terms containing x to the left and all other terms to the right. 
+3x+7x+7x+3x=+40

We simplify left and right side of the equation. 
+20x=+40

We divide both sides of the equation by 20 to get x. 
x=2

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