Bert and Ernie are missing each other and their friend Big Bird. They want to meet at Big Birds nest which is halfway from their apartments. The distance from Berts apartment to Big Birds Nest is (5x+4) miles away while Ernies apartment to Big Birds nest is (15x-30) miles away. How far are Bert and Ernies apartments from Big Birds nest.

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 33 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30 ∘c on monday, but decreased at a constant rate in the next 33 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.

These tables represent a quadratic function with a vertex at (0, -1). what is the average rate of change for the interval from x = 9 to x = 10?

18 16 11 45 33 11 33 14 18 11 what is the mode for this data set