Linear Algebra - Systems of Linear Equations

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Across
  1. 2. a matrix of the form [A | x] where A is the coefficient matrix
  2. 3. the number of leading ones in the RREF of a given matrix
  3. 4. a system of linear equations that has no solution
  4. 6. an equation in n variables that can be written in the form a_1 x_1 + ... + a_n x_n = b where a_1,...a_n,b are constants
Down
  1. 1. a system of equations of the form [A | 0]
  2. 5. a system of linear equations that has at least one solution