Benito cooked 48 cupcakes for his school’s bake sale. his mother cooked 132 additional cupcakes for the sale. how may cupcakes did benito and his mother cook altogether?

Ineed in figuring out this problem.

How do you determine if an ordered pair is a solution to a given equation?

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?