Answer
6$x^{2 }$ + 16
Work Step by Step
( 3$x^{2}$ + 7 ) +( 3$x^{2}$ + 9 ) =
(3$x^{2}$ + 3$x^{2}$ )+ ( 7 + 9 ) = combine like terms
6$x^{2}$ + 16
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.