Answer:
D. x + 19
is the sum of 3(x + 3) and -2(x - 5).
Explanation:
3(x + 3) + -2(x - 5)
= 3x + 9 + -2x + 10
= 3x + 9 - 2x + 10
= (3x - 2x) + (9 + 10)
= x + 19
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