Question
Six years ago, Robert’s age was __________. a = Robert’s present age
Which expression models this situation?
Responses
A 6a6a
B a + 6a + 6
C a – 6 a – 6
D a –(-6)a –(-6)
E 6 - a
Which expression models this situation?
Responses
A 6a6a
B a + 6a + 6
C a – 6 a – 6
D a –(-6)a –(-6)
E 6 - a
Answers
GPT 3.5
The correct expression that models the situation is C) a - 6.
Since the statement says "Six years ago," it means that we need to subtract 6 from Robert's present age.
Since the statement says "Six years ago," it means that we need to subtract 6 from Robert's present age.