Mathematics, 19.03.2021 02:10 xaniawashington

Solve this system of equations using the inverse of a matrix. -x + y = 18,
4x + 3y = 12,
x – 7y + z = 15
[Hint: AX = B and X = BA-1]

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Solve this system of equations using the inverse of a matrix. -x + y = 18,
4x + 3y = 12,