1. solve this system using matrices:

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

1 answer

#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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