Iwill give you 30 points
question 2 (multiple choice worth 6 points)

(06.01)

solve the following system of equations:

2x + 3y − z = 1
3x + y + 2z = 12
x + 2y − 3z = −5
(3, 1, 2)
(−3, 1, 2)
(3, −1, 2)
(3, 1, −2)

Officer brimberry wrote 24 tickets for traffic violations last week, but only 9 tickets this week. what is the percent decrease? give your answer to the nearest tenth of a percent.

The diagonals of a quadrilaretral intersect at (-1,4). one of the sides of the quadrilateral is bounded by (2,7) and (-3,5) determine the coordinates of the other side in order for the quadrilaretral to be a square.

Which inequality has a dashed boundary line when graphed ?