21. What is the sum of (-6x - 3) and (3x - 9)?
A 3X + 12
B. -3X - 12
C. 3X - 12
D.-3X + 12
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21. What is the sum of (-6x - 3) and (3x - 9)?
A 3X + 12
B. -3X - 12
C. 3X - 12
D.-3X + 12
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21. What is the sum of (-6x - 3) and (3x - 9)?
A. 3x + 12
C. 3x - 12
D.-3x + 12
(-6x - 3) + (3x - 9)
Combine -6x and 3x to get -3x.
- 3x - 3 - 9
Subtract 9 from -3 to get -12.
-3x - 12
Answer:
B
Step-by-step explanation:
is the answer
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