3x-21+x=7x-23

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Solution for 3x-21+x=7x-23 equation:


3x-21+x=7x-23

We simplify the equation to the form, which is simple to understand 
3x-21+x=7x-23

We move all terms containing x to the left and all other terms to the right. 
+3x+1x-7x=-23+21

We simplify left and right side of the equation. 
-3x=-2

We divide both sides of the equation by -3 to get x. 
x=0.666666666667

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