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Spring98
 one year ago
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.
Spring98
 one year ago
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.

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Spring98
 one year ago
Best ResponseYou've already chosen the best response.0isn't it the second one?

radar
 one year ago
Best ResponseYou've already chosen the best response.0That would make the coefficients of d opposite and equal absolute value. That would allow you to eliminate d.

radar
 one year ago
Best ResponseYou've already chosen the best response.0Can'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
 one year ago
Best ResponseYou've already chosen the best response.0ok so d is the answer

radar
 one year ago
Best ResponseYou've already chosen the best response.0That ain't what you said.

radar
 one year ago
Best ResponseYou've already chosen the best response.0Here is what you said: "Isn't it the second one?"

Spring98
 one year ago
Best ResponseYou've already chosen the best response.0i know but your telling me d!

radar
 one year ago
Best ResponseYou've already chosen the best response.0No 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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