Answer:
It might be B
c. 11°
Hi there !
(6x - 26) & (11x + 19) supplementary =>
6x - 26 + 11x + 19 = 180°
17x - 7 = 180°
17x = 180 + 7
17x = 187
x = 187/17
x = 11°
Good luck !
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