2 x² + 3y² ÷xy= 7, x + y= 4. Solve this simultaneous Equation
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-x+y = 4 this is your answer
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there are different ways to to solve a system equation in your cases I would substitution is a good way x.×2y 4 given x-y =7 given now in the 3y² must include 3y² ok
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