Z00003. Use Excel sheet to solve the below system of linear equations.

10x + 20y – 30z + 50p – 60e = 40

50x + 60y – 70z + 80p – 90e = 100

110x + 120y -130z + 140p – 150e = 160

170x + 180y – 190z + 200p – 210e = 220

230x + 240y – 250z + 260p – 600e = 280