Quinburgard2231
Quinburgard2231 Quinburgard2231
  • 15-05-2023
  • Mathematics
contestada

evaluate 3x + 2y - 2z = 1 when x = 5, y = 2 and z = 1.
(a) 9
(b) 17
(c) -17
(d) 21​

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