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solniwko [45]
3 years ago
13

Please help answer!!!! will try and give brainliest if i can. need all four answers!

Mathematics
1 answer:
Ivahew [28]3 years ago
6 0

Answer:

a is option c

b is 17.5

c is 9

Step-by-step explanation:

I do not know if all of these are right

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