MATH 1414

MATH 1414
1. Write the augmented matrix for the system of equations to the right. 3x _ y + 82
5x €“ 9y
3x €“ 82 = €“ 1
Enter each element.
3 ~ 1 8 ~ 3
5 €“ 9 0 7
3 0 €“ 8 €“ 8
(Do not simplify.)
2. Write the system of linear equations represented by the augmented 1 _ 4 5 3
matrix to the right. Use w, x, y, and 2 for the variables. 0 1 3 0
0 O 1 -~ 1
1 €“ 4 0 0
Write the equation represented by the first row.
w-4x+5y+3z==12

Write the equation represented by the second row.

x + 3y = 10

Write the equation represented by the third row.

y-z=3

Write the equation represented by the fourth row.

W €“ 4x = €“ 3

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