Use gaussian elimination to find the complete solution to the system of equations, or state that none exists. show your work. 4x-y+3z = 12 x+4y+6z =-32 5x+3y+9z = 20

Tomas used 3 1/3 cups of flour and now has 1 2/3cups left. which equation can he use to find f, the number of cups of flour he had to begin with? f+3 1/3=1 2/3 f-3 1/3=1 2/3 3 1/3f=1 2/3 f/3 1/3=1 2/3