Use the drop-down menus to complete each equation so the statement about its solution is true. CLEAR CHECK No Solutions 2x+5+2x+3x= x + One Solution 2x+5+2x+3x= x + Infinitely Many Solutions 2x+5+2x+3x= x + NEXT CLOSE Reference calculator formulas glossary CLOSE Language Changes the language of the audio snippets and the glossary ENGLISH

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?