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Degger [83]
3 years ago
6

Can someone help please ​

Mathematics
1 answer:
velikii [3]3 years ago
8 0

Answer:

a) 140 weeks

b) 4 weeks

c) 140 miles

Step-by-step explanation:

a)

1500=10w+100

1400=10w

w=140

b)

10w+100=15w+80

5w=20

w=4

c)

10(4)+100

140

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