Solve the system of equations,
4x + 3y + 6z = 3
5x + 5y + 62 = 5
6x + 3y + 62 = 3
a. (x = 1, y = 0, z = -1)
b. (x= -1, y = 2, 2 = 1
c. (x = 0, y = 1,2 = 0)
d. (x = 2, y=-1,2= 2)

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