(x-10)+(x+10)=90

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Solution for (x-10)+(x+10)=90 equation:


(x-10)+(x+10)=90

We simplify the equation to the form, which is simple to understand 
(x-10)+(x+10)=90

Remove unnecessary parentheses
x-10+(x+10)=90

Remove unnecessary parentheses
+x-10+x+10=+90

We move all terms containing x to the left and all other terms to the right. 
+1x+1x=+90+10-10

We simplify left and right side of the equation. 
+2x=+90

We divide both sides of the equation by 2 to get x. 
x=45

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