Choose the equation below that represents the line passing through the point (2, -4) with a slope of 1/2. y = 1/2 x + 5 y = 1/2x − 3 y = 1/2x − 5 y = 1/2x + 3

The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%

What is the answer to this question? i'm a bit stumped. also how do i do it? 5(x - 4) = 2(x + 5)

Consider the first four terms of the sequence below. what is the 8th term of this sequence?