In a recent air quality study, there were 64 unhealthy air quality days in City A. This is 4 more than twice the number of unhealthy air quality days in City B. How many unhealthy air quality days were there in City B?
Accepted Solution
A:
Answer:The answer to your question is: 30 daysStep-by-step explanation:City A has 64 unhealthy air quality days this is 4 more than twice the number of unhealthy air quality days in City B.# unhealthy days in city A = 64# unhealthy days in city B = B Equation 64 = 2B + 4 64 -4 = 2B 60 = 2B B = 30 days