Line 1: 2x - y = -3 Line 2: -6x – 2y = -6
Part A:
Is (0,3) a solution to Line 1? Explain your answer.
Part B:
Is coordinate (0, -3) is a solution to Line 2? Explain your answer.
Part C: What are the slopes of Linel and Line 2?
Part D:
What are the y-intercepts of Line 1 and Line 2?
Part E:
Sketch the graph of Line 1 and Line 2.
Pls

The weekly amount spent by a company for travel has an approximately normal distribution with mean = $550 and standard deviation = $40. a) what is the probability that the actual weekly expense will exceed $570 for more than 20 weeks during the next year? (note: one year = 52 weeks) b) what is the probability that actual weekly expenses exceed $580 for 10 or more, but 16 or fewer weeks during the next year?