Respuesta :
okay here is what I did to try to solve the problem use this and it will help ask me if u have anymore qestions
$9 per lb for cod
$12 per lb flounder
y=X*$12
x=x*$9
120=$9(find how many pounds bought) + $12(find how many pounds bought)
$9 per lb for cod
$12 per lb flounder
y=X*$12
x=x*$9
120=$9(find how many pounds bought) + $12(find how many pounds bought)
9x for charge of number of pounds for cod and 12y for charge of number of pounds of flounder at least $120 ( >= 120)