Me! i don't even know where to start with solving sec(x)csc(x)+√2 csc(x)=0

Find the slope of a line given the following two points

Another type of subtraction equation is 16-b=7. explain how you would sole this equation then solve it.

Three friends went on a road trip from phoenix, az, to san diego, ca. mark drove 50 percent of the distance. jason drove 1/8 of the distance. andy drove the remainder of the distance. 1. andy thinks he drove 1/4 of the distance from phoenix, az, to san diego, ca. is andy correct? 2. the distance from phoenix, az, to san diego, ca, is 360 miles. how many miles did each person drive? 3. solve the problem. what is the answer in total?