2x - z = 4 6x - 5z = 18 3z - 2w = -18 If u want me to solve them it’s 1. X = -2y + 12 2. x = 10 - 4/3y | for y, y = 15/2 - 3/4x 3. x = 2+ 1/2z | for z , z = -4 + 2x 4. x = 3 + 5/6z | for z , z = - 18/5 + 6/5x 5. W = -3/2x + 13/2 | for x , x = -2/3w + 13/3 6. x = -5w + 13 | w = -1/5x + 13/5
