Solve x. then, circle whether each angle pair is complementary or supplementary

Itook a better photo of the question so y’all can see it i hope it’s a fine photo

Idont get this question can someone me solve it? ** the distance light travels in one second (1 light second) is about 1.86 ×10^5 mi. saturn is about 475 light-seconds from the sun. about how many miles from the sun is saturn..my guess is 8.83* 10^7 you so much

Which coefficient matrix represents a system of linear equations that has a unique solution ? options in photo*