Question 1147874
If Jack's age is three years more than Tina's age, t, then which of the following represents the sum of their ages in terms of t?

(1) 2t+3           (2) 2t squared + 3t
(3) 2t+3t          (4) 3t+3
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Pick an age for Tina.
Find Jack's age.
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Do that for more than 1 age for Tina.
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etc.