solve using matlab. please quickly.

4-To balance the chemical equation the stoichiometric coetl a-Divide the vector X by its smallest value b- Divide the vector X by its maximum value c- No need, the stoichiometric coefficients can be Fre 5-For solving a system of equations using the matrix iny ax=b/A b - Solve command c-Numerical equation solver d-None of above 4-To balance the chemical equation the stoichiometric coetl a-Divide the vector X by its smallest value b- Divide the vector X by its maximum value c- No need, the stoichiometric coefficients can be Fre 5-For solving a system of equations using the matrix iny ax=b/A b - Solve command c-Numerical equation solver d-None of above