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mestny [16]
2 years ago
10

In 4 weeks, Mark earns an average of $400 per

Mathematics
1 answer:
deff fn [24]2 years ago
7 0
4x = 400 —> x = 100 weeks 1-4
400 + 2y = 500
2y = 100
y = 50 weeks 5-6

Last three weeks
Week 4 100
Week 5 50
Week 6 50

He earned about $200
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