Question

Х2-6х=4х-25 решите пожалуйста

Answer 1

${x}^{2} - 6x = 4x - 25 \\ \\ {x}^{2} - 6x - 4x + 25 = 0 \\ \\ {x}^{2} - 10x + 25 = 0 \\ \\ {(x - 5)}^{2} = 0 \\ \\ x - 5 = 0 \\ x = 5$


ОТВЕТ: 5