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05-08-2020
Mathematics

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The row-echelon form of the augmented matrix of a system of equations is given. Find the solution of the system. FYI it’s not b

The rowechelon form of the augmented matrix of a system of equations is given Find the solution of the system FYI its not b class=

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PollyP52 PollyP52

05-08-2020

Answer:

c.

Step-by-step explanation:

From the last row in the matrix z = 1.

From the second row:

y + 5z = -4

y = -4 -5(1) = -9.

From the first row:

x + -1 = -3

x = - 3 + 1

x = -2.

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