Simplify the expression. 12s + 4 + 4s – 2 a. 18s b. 2(8s + 3) c. 2(8s + 1)*

The administrator of a large assisted living facility wanted to know the average age of the residents living at the facility. he randomly selected 12 residents and determined their age, listed here: 80, 65, 75, 83, 68, 73, 88, 79, 94, 72, 79, 68 what's the average age of the sample of residents? a. 79 years old b. 68 years old c. 75 years old d. 77 years old

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.

Which type of graph would allow us to compare the median number of teeth for mammals and reptiles easily