Two quantities are related, as shown in the table:

x y
2 3
4 4
6 5
8 6

which equation best represents the relationship?
y = 1 over 2 x + 2
y = 1 over 2 x + 1
y = x + 2
y = 2x + 1

Assume that the weights of quarters are normally distributed with a mean of 5.67 g and a standard deviation 0.070 g. a vending machine will only accept coins weighing between 5.48 g and 5.82 g. what percentage of legal quarters will be rejected? round your answer to two decimal places.

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)

Lines a and b are parallel. what is the value of x? -5 -10 -35 -55