z=x^2+y^2-2ln(x)-18ln(y)

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Solution for z=x^2+y^2-2ln(x)-18ln(y) equation: 


Simplifying
z = x2 + y2 + -2ln(x) + -18ln(y)

Multiply ln * x
z = x2 + y2 + -2lnx + -18ln(y)

Multiply ln * y
z = x2 + y2 + -2lnx + -18lny

Reorder the terms:
z = -2lnx + -18lny + x2 + y2

Solving
z = -2lnx + -18lny + x2 + y2

Solving for variable 'z'.

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

Simplifying
z = -2lnx + -18lny + x2 + y2

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