Question

Simplify (x-2y)^2+(x-2y)=-x+c

Answer 1

Thanks for the points dear.......

Answer 2

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Given,

${(x - 2y)}^{2} + (x - 2y) = - x + c$

$x {}^{2} + {4y}^{2} - 4xy + x - 2y + x - c = 0$

${x}^{2} + 2x + 4y {}^{2} - 2y + 4xy - c = 0$

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