Suppose that a parametrization for the solution set to the equation Ax = b is 3 + x2 + x3 8. -7 where x2 and x3 are free. Write a parametrization for the solution set to the equation Ax O using the information above. Use x3 and x2 for the free variables if necessary. 2x3- бх3 - 2 -4x2 - 3 -9x2 -7x3 - 8

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