Agift basket that contains jars of jam and packages of bread mix costs $45. there are 8 items in the basket. jars of jam cost $6 each, and packages of bread mix cost $5 each. write and solve a system of linear equations to find the number of jars of jam and the number of packages of bread mix in the gift basket. let xx represent the number of jars of jam and let y represent the number of packages of bread mix.