What is the answer to
(14 + 42) ÷ 7 + 42

We just started the introduction into circles and i have no idea how to do this.

Write an equation of the line that passes through the point (2, 3) and is perpendicular to the line x = -1. a) y = 1 b) y = 3 c) y = 0 eliminate d) y = -3

Julie was able to walk 16 km through the zoo in 6 hours. how long will it take her to walk 24 km through the zoo?