Question

Write the system of equations as an augmented matrix. Then solve for x and y.

-3x+3y=-21

3x+2y=-4

Answer 1

-3 +3 -21
+3 +2 -4
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http://www.idomaths.com/gauss_jordan.php
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1 0 2
0 1 -5

x= 2, y = -5

Answer 2

Please Help. ax + by = c
dx + ey = f
Using the gauss jordan elimination