Mathematics, 28.09.2019 18:20 lilcaleb501

In order to solve the following system of equations by subtraction, which of the following could you do before subtracting the equations so that one variable will be eliminated when you subtract them? 4x-2y=7 and 3x-3y=15

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In order to solve the following system of equations by subtraction, which of the following could you...

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