r-(-4)=-8

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Solution for r-(-4)=-8 equation:


r-(-4)=-8

We simplify the equation to the form, which is simple to understand 
r-(-4)=-8

Remove unnecessary parentheses
r+4=-8

We move all terms containing r to the left and all other terms to the right. 
+1r=-8-4

We simplify left and right side of the equation. 
+1r=-12

We divide both sides of the equation by 1 to get r. 
r=-12

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