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vesna_86 [32]
2 years ago
10

Need help with question 3, 8, 13, 15, 17, 18

Mathematics
1 answer:
antoniya [11.8K]2 years ago
8 0

Answer:

18. 8x+40

8. 2hours 30 minutes

Step-by-step explanation:

8. 8x2= 16

8 divided by 2 is 4

4+16= 20

4mph = 30 minutes

8mph = 1 hour

8+8+4= 2 hours and 30 minutes

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