Spring98
  • Spring98
A system of equations is shown below: Equation A: 4c = d – 8 Equation B: c = 5d + 8 Which of the following steps should be performed to eliminate variable d first? Multiply equation B by 4. Multiply equation A by –5. Multiply equation A by 4. Multiply equation B by 5.
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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chestercat
  • chestercat
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Spring98
  • Spring98
isn't it the second one?
radar
  • radar
That would make the coefficients of d opposite and equal absolute value. That would allow you to eliminate d.
Spring98
  • Spring98
as an answer?

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radar
  • radar
Can't provide answer, but that procedure would allow you to solve by eliminating d, and if you did it first, you eliminate d first.
Spring98
  • Spring98
ok so d is the answer
radar
  • radar
That ain't what you said.
radar
  • radar
Here is what you said: "Isn't it the second one?"
Spring98
  • Spring98
i know but your telling me d!
radar
  • radar
No I am not telling you d!, I am telling you if you follow thru on your first post you can deliminate d the variable. I am not saying the choice d.

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