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paula’s printing charges $21.50 for each t-shirt.
shantay’s shirts has a one-time set-up fee of $63 and then charges $18 for each t-shirt.

1. write a linear equation that represents the cost of buying t-shirts from paula’s printing. identify the meaning of each variable in your equation.
2..write a linear equation that represents the cost of buying t-shirts from shantay’s shirts. identify the meaning of each variable in your equation.