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Zielflug [23.3K]
3 years ago
7

This week, Sarah spent a total of 120 minutes studying. This total was 20 more

Mathematics
1 answer:
MrMuchimi3 years ago
4 0

Answer:

She spent 25 minutes studying last week

Step-by-step explanation:

L = last week

120 = 4L + 20

Subtract 20 from either side

100 = 4L

Divde either side by 4

25 = L

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