r-[-7]=14

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Solution for r-[-7]=14 equation:


r-[-7]=14

We simplify the equation to the form, which is simple to understand 
r-(-7)=14

Remove unnecessary parentheses
r+7=14

We move all terms containing r to the left and all other terms to the right. 
+1r=+14-7

We simplify left and right side of the equation. 
+1r=+7

We divide both sides of the equation by 1 to get r. 
r=7

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