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f(20)=48(20)+37
We simplify the equation to the form, which is simple to understand
f(20)=48(20)+37
Reorder the terms in parentheses
+(+20f)=48*(20)+37
Remove unnecessary parentheses
+20f=+48+*(+20+)+37
Reorder the terms in parentheses
+20f=+(+960)+37
Remove unnecessary parentheses
+20f=+960+37
We move all terms containing f to the left and all other terms to the right.
+20f=+960+37
We simplify left and right side of the equation.
+20f=+997
We divide both sides of the equation by 20 to get f.
f=49.85
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