Mathematics, 27.09.2021 23:20, mem8163

What is one of the steps when solving the system by elimination -4x-10y=-28 4x+7y=22 a -3y=-6 b 4x=22 c 4x=-6 d 3y=-6

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What is one of the steps when solving the system by elimination -4x-10y=-28 4x+7y=22 a -3y=-6 b 4x=2...