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April 20, 2014

April 20, 2014

Posted by **JaneLee** on Tuesday, October 23, 2007 at 10:36pm.

3.7x-2.3+4.2z=8

2.6+4.6y-3.9z=10

8x+2z=20

2. Write this system as a matrix equation:

-2x+y=8

7x-3y=10

- Algebra II -
**Reiny**, Tuesday, October 23, 2007 at 11:00pm#2

the square matrix

-2 1

7 -3

multiplied by the column matrix

x

y

=

8

10

(I can't think of another way to print matrices on this board)

1. I can't make out your equations.

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