Question

ven ( m | n ), find the value of ( x ).

Explanation:

Step1: Use the property of alternate interior angles

Since \(m\parallel n\), then \((8x + 4)^{\circ}=(9x - 9)^{\circ}\) (alternate - interior angles are equal).

Step2: Solve the equation

$$
LATEXBLOCK0
$$

Answer:

\(x = 13\)