o+(-7)=31

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Solution for o+(-7)=31 equation:


o+(-7)=31

We simplify the equation to the form, which is simple to understand 
o+(-7)=31

Remove unnecessary parentheses
+o-7=+31

We move all terms containing o to the left and all other terms to the right. 
+1o=+31+7

We simplify left and right side of the equation. 
+1o=+38

We divide both sides of the equation by 1 to get o. 
o=38

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