f-(-7)=12

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Solution for f-(-7)=12 equation:


f-(-7)=12

We simplify the equation to the form, which is simple to understand 
f-(-7)=12

Remove unnecessary parentheses
f+7=12

We move all terms containing f to the left and all other terms to the right. 
+1f=+12-7

We simplify left and right side of the equation. 
+1f=+5

We divide both sides of the equation by 1 to get f. 
f=5

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