6. John is six years older than his sister Ella. Three times Ella’s age less two times John’s age is 13. Define appropriate variable(s) and write equation(s) to represent the situation. Solve to find John and Ella’s ages. Show all work and write a
conclusion.

Find the roots of the equation below. x^2 - 6 + 9 = 0

Guys i really need or i have to stay late up night

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