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Mathematics, 23.07.2020 14:01 ayoismeisjjjjuan

How do you solve the following system of equations by eliminating the y-values? I've already solved it by eliminating the x-values so I know the answer is (-9/2, -10) but I'm having trouble getting that answer by eliminating the y-values. 2x-3y=21\\-6x+2y=7

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How do you solve the following system of equations by eliminating the y-values? I've already solved...
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