Mathematics, 21.04.2021 20:20 pearl264
Which ordered pair is the best estimate for the solution of the system of equations?
y=−2.5x+6.5y=x+1
(1.25,2.5)
(1.5,2.5)
(1.25,1.75)
(1.75,2.25)
Answers: 1
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Given the system of equations presented here: 2x + 4y = 14 4x + y = 20 which of the following actions creates an equivalent system such that, when combined with the other equation, one of the variables is eliminated? multiply the second equation by â’4 to get â’16x â’ 4y = â’80 multiply the second equation by â’1 to get â’4x â’ y = â’20 multiply the first equation by 2 to get 4x + 8y = 28 multiply the first equation by â’1 to get â’2x â’ 4y = â’14
Answers: 1
Which ordered pair is the best estimate for the solution of the system of equations?
y=−2.5x+6.5y=...
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