18/28
Probability of romance and action = 18 (add the two probabilities together)
Add all probabilities together which equals 28
18/28 is your answer
The number of solutions that <span>exist for the system of equations is equal to the number of independent linear equations that consist the matrix. For example, in order to find the values of two independent variables, then we have to provide two independent equations according to law of degree of freedom.</span>