Jan worked 38 h last week. she worked four times as many 8-hour shifts as 6-hour shifts. how many 8-hour shifts did she work?

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07-01-2018
Mathematics

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Jan worked 38 h last week. she worked four times as many 8-hour shifts as 6-hour shifts. how many 8-hour shifts did she work?

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Аноним Аноним · Answer 1 · 2018-01-07T12:15:31+01:00

Аноним Аноним

07-01-2018

8x + 6y = 38

x = 4y

substituting for x in the first equation:-

8(4y) + 6y = 38
38y = 38
y = 1

therefore x = 4(1) = 4

She worked 4 8-hr shifts and 1 6-hr shift Answer

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