Pls help me on this math question its for a grade and i need to finish so i can play roblo. x

How do i put 3(x+7) in distributive property

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

What is the ordered pair of m’ after point m (5, 6) is rotated 90° counterclockwise?