Runyon company sells t-shirts ($5) and shorts ($6). if total sales were $1,040 and people bought 4 times as many t-shirts as shorts, what was the total number of t-shirts and shorts sold? a. 120; 60 b. 140; 40 c. 180; 60 d. 160; 40

Which value of m will create a system of parallel lines with no solution? y= mx - 6 8x - 4y = 12

How is this equation completed? i cannot find any examples in the book.

Adolphin is swimming with her friend. the dolphin jumps to a height of 4.54.54, point, 5 meters above the surface of the water as her friend swims 9.89.89, point, 8 meters directly below her. what is the position of the dolphin's friend relative to the surface of the water? meters