Answer:
x = 11
Explanation:
Because lines EF and GH are parallel, angles EIC and HJD are alternate exterior angles. Alternate exterior angles are congruent so we can set up this equation:
73 = 7x - 4
Now, solve the equation for "x":
77 = 7x
11 = x
Answer: x = 11
Since opposite angles are equal, those two angles are also equal. Therefore, we can say:
Thus, x is equal to 11. Please let me know if you have any remaining questions, and I hope this helps! ;)
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