please help

' 17. (3 pts) Perform a valid next step to solve the matrix below using the Gauss-Jordan elimination method. Only perform the next step, do not finish the whole problem. 1 8 2 2 [O 2 1 1] 0 1 3 0 18. (3 pts) The size ofthe bear population at a national park is currently 175. The following year it was 181. Using this information, assuming exponential growth, predict the size of the bear population in 6 years (from the year that had 181). Use A = Aoe'\