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(electricity) How do I solve for A,B,C when: (1)-2A+B-3C=-9 (2)2A -C=-1 (3)A- B...
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High School Teacher
Best answer as selected by question asker.
adding (i) and (ii),we have
adding 2times (iii) to (i),we have
adding (iv) and (v) ,we have
substitute C=3 in 9iv) we have
substitute C=3 in (ii)
Thus answer is
A=1, B=2, and C=3.
Posted by aruv on July 8, 2013 at 7:54 AM (Answer #1)
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