Select all the expressions that are equivalent to −56−13.

Two blends of tea are mixed to make a blend that will be sold at the fair. black tea sells for $2.20 per pound and orange pekoe tea sells for $3.00 per pound. how much of each should be used to obtain a 4lb blend selling for $2.50 per pound?

What is the measure of angle afe? 79 81 91 99

Find the length of the normal and the angle it makes with the positive x-axis. (see pictured below)