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Parallel Lines Cut by a Transversal
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PSAT Prep
145 Parallel Lines Cut by a Transversal
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An angle measuring (2y + 6)° is alternate interior to an angle whose linear-pair partner measures (7y - 15)°. Which equation should be used to find y?
A
(2y + 6) + (7y - 15) = 180
B
2y + 6 = 180 + (7y - 15)
C
(2y + 6) + (7y - 15) = 90
D
2y + 6 = 7y - 15
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