SOLUTION: 50<30+2t<100

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Question 745112: 50<30+2t<100
Answer by jim_thompson5910(35256) About Me  (Show Source):
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50 < 30+2t < 100

50-30 < 2t < 100-30

20 < 2t < 70

20/2 < t < 70/2

10 < t < 35

Final Answer: 10 < t < 35