x+(x-21)+(x+20)=739

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Solution for x+(x-21)+(x+20)=739 equation:


x+(x-21)+(x+20)=739

We simplify the equation to the form, which is simple to understand 
x+(x-21)+(x+20)=739

Remove unnecessary parentheses
+x+x-21+(+x+20+)=+739

Remove unnecessary parentheses
+x+x-21+x+20=+739

We move all terms containing x to the left and all other terms to the right. 
+1x+1x+1x=+739+21-20

We simplify left and right side of the equation. 
+3x=+740

We divide both sides of the equation by 3 to get x. 
x=246.666666667

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