Answer:
3(3a+4)
Step-by-step explanation:
3(3a+4)
use distributive property
9a+12
Answer:
If a vehicle does not have 4 wheels, it is not a car.
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Step-by-step explanation:



32/850 are defective
22000/850=25.88
25.88×32=828.23
round down to 828
out of 22,000 widgets 828 can be expected to he defective