02-11-2018
Mathematics

contestada

9+3r<2+2r and -3-5r<6-4r

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Аноним Аноним

02-11-2018

Answer:

-9 < r < -7

Step-by-step explanation:

9 + 3r < 2 + 2r

r < -7

-3 - 5r < 6 - 4r

-9 < r

r > -9

-9 < r < -7

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