Solve the system by substitution y=5x-9
-3x+7y=1

If f(x) = x+8 and g(x) = 4x- 3, find (f+g)(x)

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

Identify the percent of change as an increase or a decrease. 75 people to 25 people response - correct increase decrease question 2 find the percent of change. round to the nearest tenth of a percent.