This system has one solution what is the y coordinate of the solution y= -2x+4 y= x^2 +4x+13

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

Simplify (1/2)4th power a. (1/16) b.(1/8) c.(1/4)

How are sas and sss used to show that two triangles are congruent?