Look at all three circles below. All circles have the same pattern. What number should replace the question mark?

Which graph corresponds to the function f(x) = x2 + 4x – 1?

The table represents a function. what is f(-2)? a.-3 b. -1 c.1 d.3

Isabel graphed the following system of equations. 2x – y = 6 y = -3x + 4 she came up with the solution (2,-2). what were the 3 steps she did to get that solution? (make sure they are in the correct order)