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Mathematics, 05.07.2019 02:00 jeffhuffle17

Asap ! will mark ! if the sum of x and y is 90 and y is 6 more than four times x, which of the following systems of equations could be used to solve for x and y? a. x+y =90 6x-y= -4 b. x+y=90 4x-y= -6 c. x+y=90 x-4y=6 d. x+y=90 4x-y=6

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Asap ! will mark ! if the sum of x and y is 90 and y is 6 more than four times x, which of the fol...

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