Mathematics

Mathematics, 27.09.2019 11:50, ReaFam

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what is the solution of the following system?

3x+3y=10
-9x-9y=-30

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Mathematics, 14.07.2019 16:00, EricaCox1

Asystem of equations is shown below: x + 3y = 5 (equation 1) 7x − 8y = 6 (equation 2) a student wants to prove that if equation 2 is kept unchanged and equation 1 is replaced with the sum of equation 1 and a multiple of equation 2, the solution to the new system of equations is the same as the solution to the original system of equations. if equation 2 is multiplied by 1, which of the following steps should the student use for the proof? show that the solution to the system of equations 3x + y = 5 and 8x −7y = 6 is the same as the solution to the given system of equations show that the solution to the system of equations 8x − 5y = 11 and 7x − 8y = 6 is the same as the solution to the given system of equations show that the solution to the system of equations 15x + 13y = 17 and 7x − 8y = 6 is the same as the solution to the given system of equations show that the solution to the system of equations −13x + 15y = 17 and 7x − 8y = 6 is the same as the solution to the given system of equations

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Mathematics, 14.07.2019 22:30, cman8228

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