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5 votes
34 +2B+C =-5 Then what is
12A +8b+ 4c =​

User Maxpenguin
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2 Answers

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Answer and Step-by-step explanation:


Greetings!


I'm~Isabelle~Williams~and~I~will~be~answering~your~question!


3a + 2b +4c =26 ~and ~6b + 4a +2c= 48


Divide~ the ~second ~equation ~by~ 2,


3b+2a+c=24


Add ~this~ to ~first ~equation:


5a+5b+5c=50~ (a+b+c=10)


Hope~this~helps!~and~have~a~great~day~ahead!


-Isabelle~Williams

User Cheyne
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4.4k points
5 votes

Answer:

12A +8B+ 4C = -20 is the right answer.

Explanation:

  • 3A+2B+C = -5............(given)
  • 4(3A+2B+C) = 4×(-5)
  • 12A+8B+4C = -20