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For simultaneous equations in variables x and y , Dx=49, Dy=-63, D=7 then what is x? |
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Answer» Given - Value of x can be calculated by - Value of y can be calculated by - Given - D = 7 Dx = 49 Dy = -63 Value of x can be calculated by - x = Dx / D x = 49 / 7 x = 7 Value of y can be calculated by - y = Dy / D y = -63 / 7 y = -9 |
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