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Solving a Quadratic Equation by Factorization Method

Solve: 9x+2....

Question

Solve:
$9 x + 2.7 / x \div 3 x 1 / z .$

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Solution

$9 x + \frac{2.7}{x} \div \frac{3 x}{z}$
$9 x + \frac{27}{10 x} \div \frac{3 x}{z}$
$9 x + \frac{9 z}{10 x^{2}}$
$= \frac{90 x^{3} + 9 z}{10 x^{2}}$

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