Question

11x2-6x-27=8x2-6x решите плиз

Answer 1

11х2-6х-27-8х2+6х=0

3х2-27=0

3х2=27

х2=9

х=+-3

Answer 2

11x2-6x-27=8x2-6x

3$x^{2}$=27

$x^{2}$=9

х=3 и х=-3