f(x)=-2x-1+x(5x-8)

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Solution for f(x)=-2x-1+x(5x-8) equation:


Simplifying
f(x) = -2x + -1 + x(5x + -8)

Multiply f * x
fx = -2x + -1 + x(5x + -8)

Reorder the terms:
fx = -2x + -1 + x(-8 + 5x)
fx = -2x + -1 + (-8 * x + 5x * x)
fx = -2x + -1 + (-8x + 5x2)

Reorder the terms:
fx = -1 + -2x + -8x + 5x2

Combine like terms: -2x + -8x = -10x
fx = -1 + -10x + 5x2

Solving
fx = -1 + -10x + 5x2

Solving for variable 'f'.

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

Divide each side by 'x'.
f = -1x-1 + -10 + 5x

Simplifying
f = -1x-1 + -10 + 5x

Reorder the terms:
f = -10 + -1x-1 + 5x

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