Question 1 of 12 What is the solution to the system of equations represented by the matrix
below when using the matrix tool?
-12
-2
-27
1
-8
1
14
2.
-12
-2
4
o
-
:
Use the operation buttons to start solving
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15 point ! ~ see if you know the answer to both you!

David is spreading mulch on a triangular area of his flower bed. the coordinates of the vertices of the area are (1, 3), (9, 3), and (4, 6). what is the area of the triangle if each square has an area of 3 square feet?

The serenity and the mystic are sail boats. the serenity and the mystic start at the same point and travel away from each other in opposite directions. the serenity travels at 16 mph and the mystic travels at 19 mph. how far apart will they be in 3 hours?