Question 26, 6.6.27 HW Score: 9.5

< Question 26, 6.6.27 > Solve the system of equations using the inverse of the coefficient matrix of the equivalent matrix equation. x- y-z= 2y + z 5x+ 4y = -19 Select the correct choice below and, if necessary, fill in the answer box(es) to complete your choice. HW Score: 9.5 O Points: O c O O O D. . (Simplify your answers.) The solution is x = There are infinitely many solutions. The solutions are of the form x = and z = r, where r is any real number. (Simplify your answers. Type expressions using r as the variable. Do not factor.) There are infinitely many solutions. The solutions are of the form x = , y=r, and z=s, where r and s are any real numbers. (Simplify your answer. Type an expression using r and s as the variables. Do not factor.) There is no solution.