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

User Chaquotay Inactive
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1 Answer

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


9x+7=10x-10

Solving for x, we have


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

Then x=17 degrees.

User Sufian Latif
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