Mathematics, 24.03.2020 03:32 urieforlife
Show and explain how replacing one equation by the sum of that equation and a multiple of the other produces a system with the same solutions as the one shown. 8x + 7y = 39 4x – 14y = –68
Answers: 1
Mathematics, 21.06.2019 17:00
Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.
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Mathematics, 21.06.2019 18:20
Find the solution of this system of equation -7x+y=-20 9x-3y=36
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Mathematics, 21.06.2019 18:50
Jermaine has t subway tokens. karen has 4 more subway tokens than jermaine. raul has 5 fewer subway tokens than jermaine. which expression represents the ratio of karen's tokens to raul's tokens
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Mathematics, 21.06.2019 19:00
How can you tell when x and y are not directly proportional?
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Show and explain how replacing one equation by the sum of that equation and a multiple of the other...
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