Simplify the product. (5 − 6)(2 + 7)

Find the solution of system of equation y= x-4 y=4x+2

Which rational number could be graphed between -4 and -5

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.