Question

x^2+x=9x ayudaaaaaaaaa​

Answer 1

x² + x = 9x

x² + x - 9x = 0

x² - 8x = 0

x(x-8) = 0

x = 0           x - 8 = 0

                  x = 8

CS = (0 ; 8)

Eternamente axllxa