Answer:
One way to use cellphones in class to increaese learning and class participation is using apps such as Kahoot, Blooket, and Peardeck. These learning resources are interactive, fun ways for students to learn and connect with their classmates. Additionally, teachers can easily create these.
In order to evaluate the expression...
Since x=7, and y=4, we must plug this in.
3(7) + 2(4)
21 + 8 = 29
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Refute means to :
prove (a statement or theory) to be wrong or false; disprove.
prove that (someone) is wrong.
deny or contradict (a statement or accusation).
So, I'll go for...
O An opposing alternative way to view or interpret the topic
Or it could be
O An explanation that disproves something
Hope this helps!