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Solve each of the following systems using elementary operations:b. 1 2x + 5y = 193x + 4y = 112a. 2x - y = 112 x

Solve each of the following systems using elementary operations:b. 1 2x + 5y = 193x + 4y = 112a. 2x - y = 112 x + 5y = 11c.1(2)-x + 2y = 103x + 5y = 3

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