Answer:
D
Explanation:
10x - 4 and 7x + 11 are alternate exterior angles and are congruent (equal ), then
10x - 4 = 7x + 11 ( subtract 7x from both sides )
3x - 4 = 11 ( add 4 to both sides )
3x = 15 ( divide both sides by 3 )
x = 5
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