Plug one equation into the other and solve for the variables. then plug your answer back into the equation to solve for the other variable. your answer needs to be written as an ordered pair

x-y=3

3x + 2y = 24

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

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)

How many solutions does the nonlinear system of equations graphed below have?