A work at is next to open a new box of cups. The first day the worker use 30 cups from the box. The second dayThe worker Used 15% The remaining cups in the box. The total of 90 cups were used on the second day. What was the original number of cups in the box before any cups were use

Find the value of x for which abcd must be a parallelogram -9-6x x-30

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

Tom can paint the fence in 12 hours, but if he works together with a friend they can finish the job in 8 hours. how long would it take for his friend to paint this fence alone?