What is the x-value of the solution to the system of equations below? X+ y + z = 8
x + 2y = 6
y + z = 4

Which of the following equations is of the parabola whose vertex is at (4, 3), axis of symmetry parallel to the y-axis and focus at (4, -3)? a.) y+3=1/24 (x+4)^2 b.)y-3=-1/24 (x-4)^2 c.)x-4=-1/24 (y-3)^2

Which of the following would be a good name for the function that takes the weight of a box and returns the energy needed to lift it?

Extremely mega ultra important question! plss answer as fast as you can you will get 84 points! the area of this right triangle is half the area of which of these rectangles?