x+x-5+x-5+2=21

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Solution for x+x-5+x-5+2=21 equation:


x+x-5+x-5+2=21

We simplify the equation to the form, which is simple to understand 
x+x-5+x-5+2=21

We move all terms containing x to the left and all other terms to the right. 
+1x+1x+1x=+21+5+5-2

We simplify left and right side of the equation. 
+3x=+29

We divide both sides of the equation by 3 to get x. 
x=9.66666666667

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