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A teacher takes her class to the past in a time machine to investigate their roots.
Answer:
The greatest common factor (GCF) of a set of numbers is the largest factor that all the numbers share. Simplified expression is an expression that has been condensed and shortened, so that all the like terms have been combined.
Answer:
A former gym teacher, Mrs. Weera is tall and athletic, and she insists that she's not afraid of the Taliban because she could outrun the soldiers—and outfight them if necessary. In her youth she was a runner and earned medals for her speed, though she lost most of them in Kabul's many bombings over the last decade.
Explanation: