f(x)=(x+5)2+4x-7

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Solution for f(x)=(x+5)2+4x-7 equation: 


Simplifying
f(x) = (x + 5) * 2 + 4x + -7

Multiply f * x
fx = (x + 5) * 2 + 4x + -7

Reorder the terms:
fx = (5 + x) * 2 + 4x + -7

Reorder the terms for easier multiplication:
fx = 2(5 + x) + 4x + -7
fx = (5 * 2 + x * 2) + 4x + -7
fx = (10 + 2x) + 4x + -7

Reorder the terms:
fx = 10 + -7 + 2x + 4x

Combine like terms: 10 + -7 = 3
fx = 3 + 2x + 4x

Combine like terms: 2x + 4x = 6x
fx = 3 + 6x

Solving
fx = 3 + 6x

Solving for variable 'f'.

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

Divide each side by 'x'.
f = 3x-1 + 6

Simplifying
f = 3x-1 + 6

Reorder the terms:
f = 6 + 3x-1

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