Perfume A costs $11 per ounce, and perfume B costs $19 per ounce. The perfume maker wants to make a bottle that costs $71. Write an equation in standard form that models the cost of each perfume in th

Perfume A costs $11 per ounce, and perfume B costs $19 per ounce. The perfume maker wants to make a bottle that costs $71. Write an equation in standard form that models the cost of each perfume in the 5-ounce bottle. (struggling)