Lisa is setting up her audio equipment for her recording. She has plugged in her microphone and headphones in the audio interface. Which channel of the audio interface would Lisa connect her headphones to?

Empty box + box + empty box fill in the box is equal to 30 how

Players on the school soccer team are selling candles to raise money for an upcoming trip. each player has 24 candles to sell. if a player sells 4 candles a profit of$30 is made. if he sells 12 candles a profit of $70 is made. determine an equation to model his situation?

Line u passes through points (-52, -18) and (-29, 53). line v passes through points (90, 33) and (19, 56). are line u and line v parallel or perpendicular?