Mathematics, 18.11.2020 09:30 davidoj13

A photographer store sells sampler a consisting of 6 rolls of color film and 4 rolls of black and white film for $82. It also sells sampler B , consisting of 4 rolls of color film and 6 rolls of black and white film for $68. What is the cost per roll of each type of film?

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A photographer store sells sampler a consisting of 6 rolls of color film and 4 rolls of black and wh...