Mathematics, 08.04.2020 21:13, maevemboucher78

2. Solve the following system of equations
x+y+z=4
x − 2y − z = 1
2x − y − 2z = −1

Select the appropriate response:
A) x =3, y = −3, z = 3
B) x = 2, y = −1, z = 3
C) x = 2, y = −21, z = 3
D) None of the above

Help please!

Answers: 3

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2. Solve the following system of equations
x+y+z=4
x − 2y − z = 1
2x − y − 2z = −...