At your job working for the city water district, you need to lay 0.6 miles of new wa
water pipe do you need delivered to the job site if each piece is 20 feet in length?
at least 137 pieces
at least 143 pieces.
at least 159 pieces
at least 172 pieces
at least 188 pieces

The mean temperature for the first 4 days in january was 7°c. the mean temperature for the first 5 days in january was 5°c. what was the temperature on the 5th day?

2(n-1)+4n=2(3n-1)n=0no solutioninfinitely many solutions n= - 4 !

Since opening night, attendance at play a has increased steadily, while attendance at play b first rose and then fell. equations modeling the daily attendance y at each play are shown below, where x is the number of days since opening night. on what day(s) was the attendance the same at both plays? what was the attendance? play a: y = 8x + 191 play b: y = -x^2 + 26x + 126