f(3)-5=3n^2+6n

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Solution for f(3)-5=3n^2+6n equation:


Simplifying
f(3) + -5 = 3n2 + 6n

Reorder the terms for easier multiplication:
3f + -5 = 3n2 + 6n

Reorder the terms:
-5 + 3f = 3n2 + 6n

Reorder the terms:
-5 + 3f = 6n + 3n2

Solving
-5 + 3f = 6n + 3n2

Solving for variable 'f'.

Move all terms containing f to the left, all other terms to the right.

Add '5' to each side of the equation.
-5 + 5 + 3f = 6n + 5 + 3n2

Combine like terms: -5 + 5 = 0
0 + 3f = 6n + 5 + 3n2
3f = 6n + 5 + 3n2

Reorder the terms:
3f = 5 + 6n + 3n2

Divide each side by '3'.
f = 1.666666667 + 2n + n2

Simplifying
f = 1.666666667 + 2n + n2

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