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24: 31

solve the system of equations by finding the reduced row-echelon form of the augmented matrix for the system of equations.

2x + y + 4z - 16

5x - 2y + 22 -1

. + 2y – 32--9

a. (-1, 2, 22)

c (-1, 2,4)

b. (-10, 22, 42)

d. (-10, 2, 22

select the best answer from the choices provided

save and exit

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