Simplify (7t2 + 9) + (6t2 + 8).

(1 point)
Responses

t2 + 1
t 2 + 1

13t2 + 17
13 t 2 + 17

13t4 + 17
13 t 4 + 17

42t2 + 72

1 answer

42t2 + 72

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