A system of linear equations includes the line that is created by the equation y=x+3, graphed below, and the line through the points (3, 1) and (4, 3). What is the solution to the system of equations? a. (–1, 2)
b. (1, 3)
c. (8, 11)
d. (9, 12)

The weight of full–grown tomatoes at a farm is modeled by a normal distribution with a standard deviation of 18.4 grams. the 95 percent confidence interval for the mean weight of the tomatoes is calculated using a sample of 100 tomatoes. what is the margin of error (half the width of the confidence interval)?

How long must $542 be invested at a rate of 7% to earn $303.52 in interest? in a easier way

Anumber cube is rolled two times in a row. find the probability it will land on 2 on the first roll and a number greater then 4 on the second roll