Respuesta :

so u would have 5x(for the tapes)+10x(for the cds)which is should be less than or equal to 47
therefor the answer is B.
B is the answer as x represent the number of tapes so total number of tapes will cost 5x
also y represent number of Cds so total number of Cds will cost 10 y and we have to spend upto 47 dollars not more than that so equailty sign will be less than or equal to 47