MathCastle
Linear AlgebraHardRow Reduction & Rank

Row Reduction & Rank · Hard problem

Solve the system   0x−1y+1z=1,1x−2y+2z=1,3x−3y−1z=−12\;0x - 1y + 1z = 1, \quad 1x - 2y + 2z = 1, \quad 3x - 3y - 1z = -12. What is zz?