Question

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x²+6x=16
x²-2x=8
4x²-4x=8
4x²+12x=16
x²-8x=-7
x²+4x=12
${x}^{2} - 6x = 7 \\ {x}^{2} - 4x = 32 \\ {x}^{2} - 12x = 28.$

Answer 1

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