This week, Sam spent 2 3/4 hours on his homework. This was 2 2/3 times less than last week. How many hours did he spend on homework last week?

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rosehayden21

31.12.2022

Mathematics

(–3, 3) then 3 <2(-3) +3 3 < - 3 FALSE
(–2, –2) then -2 <2(-2)+3 -2 < -1 TRUE
(–1, 1) then 1 <2(-1) +3 1 < 1 FALSE
(0, 1) then 1 <2(0) + 3 1 < 3 TRUE
(2, 5) then 5 <2(2)+3 5< 7 TRUE

answer
(–2, –2)
(0, 1)
(2, 5)

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This week, Sam spent 2 3/4 hours on his homework. This was 2 2/3 times less than last week. How many hours did he spend on homework last week? Show your work.