f(x)=2+x(7ln(x)-9)

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Solution for f(x)=2+x(7ln(x)-9) equation: 


Simplifying
f(x) = 2 + x(7ln(x) + -9)

Multiply f * x
fx = 2 + x(7ln(x) + -9)

Multiply ln * x
fx = 2 + x(7lnx + -9)

Reorder the terms:
fx = 2 + x(-9 + 7lnx)
fx = 2 + (-9 * x + 7lnx * x)

Reorder the terms:
fx = 2 + (7lnx2 + -9x)
fx = 2 + (7lnx2 + -9x)

Solving
fx = 2 + 7lnx2 + -9x

Solving for variable 'f'.

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

Divide each side by 'x'.
f = 2x-1 + 7lnx + -9

Simplifying
f = 2x-1 + 7lnx + -9

Reorder the terms:
f = -9 + 7lnx + 2x-1

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