5. Solve the following system using Gauss-Jordan Elimination. Indicate all row operations and show all steps.
3x + 4y + 2z = 3
4x – 2y - 8z = -4
x + y - z= 3

Fred has a spinner that is split into four equal sections: red, blue, green, and yellow. fred spun the spinner 688 times. which of the following would be a good estimate of the number of times the spinner lands on the green section? a. 269 b. 603 c. 344 d. 189