Answer:
B
Explanation:
distribute
5x+15-9x+4
combine like terms
-4x+19
B -4x+19
-4x+19 is the simplest form of 5(x + 3) - 9x+4
5(x + 3) - 9x+4.
= 5x + 15 - 9x + 4
= -4x + 19
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