Ann, Justin, and Brian sent a total of 123 text messages during the weekend. Justin sent 8 more messages than Ann. Brian sent 3 times as many messages as Ann. How many messages did they each send

the law of definite proportions states samples of a compound will always contain the same proportion of elements by mass. in other words, a given compound will always contain the same elements in the same proportions by mass.the law of multiple proportions states when two elements combine with each other to form more than one compound, then the weights of one element that combine with a fixed weight of the other are in a ratio of small whole numbers.