Answer:
2x + 14 (D)
Explanation:
The simplified form of this would be 2x + 14.
To find this, we must combine like terms. Start by combining the two x terms.
3/4x + 5/4x = 8/4x or 2x
Then we can combine the two constants
-7.3 + 21.3 = 14
Then we put them both together to get 2x + 14
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