6x+(-9)=81

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Solution for 6x+(-9)=81 equation:


6x+(-9)=81

We simplify the equation to the form, which is simple to understand 
6x+(-9)=81

Remove unnecessary parentheses
+6x-9=+81

We move all terms containing x to the left and all other terms to the right. 
+6x=+81+9

We simplify left and right side of the equation. 
+6x=+90

We divide both sides of the equation by 6 to get x. 
x=15

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