1, 3, 5, 7. 1 and 3 they are vertical meaning they are congruent. 3 and 5 are alternate interior angles meaning they are congruent. 7 and 5 are vertical so they are congruent.
Answer: I think it is -0.4
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Answer:
2x=-7y not sure tho just guessping probably wrong sorry
Step-by-step explanation: