Ofis to ? o y=-3x-4o y=-3x+(-4)o y=-4 + 3xoy=-4-3x

Consider u = {x|x is a negative real number}which is an empty set? o {x|x eu and x has a negative cube root}o {x|x eu and x has a negative square root}{x|x eu and x is equal to the product of a positive number and -1}{x|x eu and x is equal to the sum of one negative and one positive number?

A. 15 degrees b. 45 degrees c. 30 degrees d. 60 degrees

The blue lake trail is 11 1/2 miles long.grace has hiked 1 1/2 for 2 hours. how far did she from the end of the trail