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September 4, 2015
Posted by **Gabby** on Monday, March 2, 2009 at 9:58pm.

20 = 8t - 4s

Answer: Identity

2) 4t - 6s = 2

-6t + 9s = -3

Answer Identity

- Algebra: Answer Check -
**drwls**, Monday, March 2, 2009 at 11:18pmIn both cases, the equations are not independent. If the first equation is correct, the second must be also.