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f (3)=7 (3-1)+5
We simplify the equation to the form, which is simple to understand
f(3)=7(3-1)+5
Simplifying terms in parentheses
f*(3)=7*(+2)+5
Reorder the terms in parentheses
+(+3f)=7*(+2)+5
Remove unnecessary parentheses
+3f=+7+*(+2+)+5
Reorder the terms in parentheses
+3f=+(+14)+5
Remove unnecessary parentheses
+3f=+14+5
We move all terms containing f to the left and all other terms to the right.
+3f=+14+5
We simplify left and right side of the equation.
+3f=+19
We divide both sides of the equation by 3 to get f.
f=6.33333333333
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