Presto pizza sells large size pizzas at a rate of $137.50 for 11 pizzas. If they charge a $4 dollar delivery fee, write an (algebraic) equation,
that could help us determine the total cost (C) for any amount of
pizza (n).

Every weekday, mr. jones bikes from his home to his job. sometimes he rides along two roads, the long route that is shown by the solid lines. other times, he takes the shortcut shown by the dashed line. how many fewer kilometers does mr. jones bike when he takes the shortcut instead of the long route?