Given m|n, find the value of x. + (9X+7)° (10X-10)

Asaf Katz asked Nov 18, 2023

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Asaf Katz asked Nov 18, 2023

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24 votes

From the figure we see that the angles shown are alternate interior angles, then they are equal, hence

Solving for x, we have

$\begin{gathered} 9x+7=10x-10 \\ 7+10=10x-9x \\ 17=x \end{gathered}$

Then x=17 degrees.

Smo answered Nov 22, 2023

by Smo

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