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OpenStudy (anonymous):
In the system –12c + 3d = 6 and –3c + 6d = –9, which expression could you use for substitution? A. d =-1/2c – 3/2 B. c = –2d + 3 C. c = 1/4d – 1/2 D. d = 4c – 2
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OpenStudy (gudden):
@Tannercollins ... first of all try getting values of d and c from both the equations..
OpenStudy (gudden):
give it a try first..!!
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