Find the value of x! this is geometry

If lmn=xyz, which congruences are true by cpctc? check all that apply

Mrs. morton has a special reward system for her class. when all her students behave well, she rewards them by putting 3 marbles into a marble jar. when the jar has 100 or more marbles, the students have a party. right now, the the jar has 24 marbles. how could mrs. morton reward the class in order for the students to have a party?

Add the fractions, and simply the result to lowest terms. 2/3 + 2/7= ?