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Answer:
109 car stereos
Step-by-step explanation:
If 149 car stereos had a CD player (with or without a cassette player), and 40 car stereos had both a CD and a cassette player, the number of stereos with only a CD player is determined by:

109 car stereos had only a CD player.
2×11+9
22+9
31
This the the way to solve this answer
Answer: A and B
Step-by-step explanation:
The shape is moving from right to left and down