**Problem : ** Find the solution set of 6*x* + 5 = 17 from the replacement set {1, 2, 3}.

**Problem : ** Find the solution set of = + 6 from the replacement set {4, 8, 12}.

**Problem : ** Find the solution set of 5*z*^{2} = 45 from the replacement set { -5, -3, 3, 5, 9}.

**Problem : ** Find the solution set of *x*^{2} + 4 = 3*x* from the replacement set { -1, 1, 2}.

**Problem : ** Find the solution set of (*x* + 3)(*x* - 2) = 0 from the replacement set { -3, -2, 2, 3}.