3 years ago

PLEASE HELP EXPERTS

Mathematics

1 answer:

sergey [27]3 years ago

3 0

Answer:

d=10 w=3

Step-by-step explanation:

d=w+7,d=2w+4 where d is the total distance and w is week

w+7=2w+4

w=3

d=(3)+7

d=10

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