- Solve the system of equations - x + 3y = -6 and 3x – 8y = -1 by combining
the equations.
1
(- x +3y =-6)
3x –8y =-1)
N
-
=
-
-2 +3y = -6
- 6x -16y= -2

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

Julius sold five times as many computers as sam sold last year. in total, they sold 78 computers. how many computers did julius sell?

[15 points]find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible