f(5)-8=4x^2+6x

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Solution for f(5)-8=4x^2+6x equation:


Simplifying
f(5) + -8 = 4x2 + 6x

Reorder the terms for easier multiplication:
5f + -8 = 4x2 + 6x

Reorder the terms:
-8 + 5f = 4x2 + 6x

Reorder the terms:
-8 + 5f = 6x + 4x2

Solving
-8 + 5f = 6x + 4x2

Solving for variable 'f'.

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

Add '8' to each side of the equation.
-8 + 8 + 5f = 6x + 8 + 4x2

Combine like terms: -8 + 8 = 0
0 + 5f = 6x + 8 + 4x2
5f = 6x + 8 + 4x2

Reorder the terms:
5f = 8 + 6x + 4x2

Divide each side by '5'.
f = 1.6 + 1.2x + 0.8x2

Simplifying
f = 1.6 + 1.2x + 0.8x2

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