Identify the augmented matrix that represents this liner system
2x-3y=4
5x+7y=39

Acar dealership pays you 5% commission on your first $10,000 on car sales and 8% commission on the sale amount over $10,000 if you sold a $12,000 car how much is your commission

Asystem of equations has 1 solution.if 4x-y=5 is one of the equations , which could be the other equation ?

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