20-7x=2x-7

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Solution for 20-7x=2x-7 equation:


20-7x=2x-7

We simplify the equation to the form, which is simple to understand 
20-7x=2x-7

We move all terms containing x to the left and all other terms to the right. 
-7x-2x=-7-20

We simplify left and right side of the equation. 
-9x=-27

We divide both sides of the equation by -9 to get x. 
x=3

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