Create an equivalent system of equations using the sum of the system and the first equation. x + 4y = 8 4x + y = 2

What is f(3) for the quadratic function f(x)= 2x^2+ + x - 12

Brook states that the distance on the line is 4 units. caleb states that the whole line does not have a distance because it continues on forever. vivian states that the line is 6 units long. which distance did brook measure? which distance did vivian measure?

If anyone has done the algebra 2 chaos theory portfolio would you be wiling to me? i kind of know what i'm doing i just don't know if i'm doing it right.