Can some one help me plzz I need the answr

Find the equation using the point (4,8)

Solve the equation: x - 9 = -6 + 5 a. 21 b. 7 c. 14 d. 2

Aresearch study is done to find the average age of all u.s. factory workers. the researchers asked every factory worker in ohio what their birth year is. this research is an example of a census survey convenience sample simple random sample