Mathematics, 14.07.2019 01:00 kingyogii

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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In the system –12c + 3d = 6 and –3c + 6d = –9, which expression could you use for substitution? a....

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