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Mathematics 8 Online
OpenStudy (anonymous):

4(2t+5)-21=7t-6

OpenStudy (anonymous):

t = -5

OpenStudy (rulnick):

yup, lucifur is aok

OpenStudy (rulnick):

8t + 20 - 21 = 7t - 6 8t -1 = 7t -6 t = -5

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