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-391f=1255
We simplify the equation to the form, which is simple to understand
-391f=1255
We move all terms containing f to the left and all other terms to the right.
-391f=+1255
We simplify left and right side of the equation.
-391f=+1255
We divide both sides of the equation by -391 to get f.
f=-3.20971867008
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