write c programming code for the above questions

Solve the following system of elimination without with 2x + 2y + z = 6: 4x + 2y + 3z = 4: x - y + z = 0 (b) 0.19x + 0.22y + 0.42z = 0.25 0.27x + 0.34y + 0.56z = 0.18 0.52x + 0.41 y + 0.17z = 0.69 (c) 10x - 7y + 3z + 6u = 6 -6x + 8y - z - 4u = 5 3x + y + 4z + 11u = 2 5x - 9y - 2z + 4u = 7 (a) x = 9, y = -1, z = -10 (b) x = 5.005, y = -5.072, z = 0.988 (c) x = 5, y = 4, z = -7, and n = 1. Solve the following system of equations by elimination method with and improve Given that the exact solution is (1, 1, 1, 1). 0.20x + 0.32y + 0.12z + 0.30t = 0.94 0.10x + 0.15y + 0.24 z + 0.32t = 0.81 0.20x + 0.24y + 0.46z + 0.36t = 1.26 0.6x + 0.40y + 0.32z + 0.20t = 1.52 Solve the following system of equation by method (a) x + 3y + 4z = 1: x + 4y + 3z = -2: x + 3y + 8z = 4 (b) x + y + 2z = 4: 3x + y - 3z = -4: 2x - 3y - 5z = -5 (c) 3x + y + 2z = 3: 2x - 3y - z = -3: x + 2y + z = 4 (a) 19/7, -9/4, 3/4: (b) 1, 2, -1 (c) 1, 2, -1