Solve each equation for the given variable: 2)-6n-2n=16

Right triangle xyz has a right angle at vertex y and a hypotenuse that measures 24 cm. angle zxy measures 70º. what is the length of line segment xy? round to the nearest tenth. 8.2 cm 8.7 cm 22.6 m 25.5 cm

Joanie watched 1 out of three of a movie in the morning

Ijust need these 2 questions answered (the second pic is just confirmation i'm not confident in that answer)