Question

x(x-3(6-3x)+2x) = 6(2x^2-1)

Answer 1

Respuesta:

Explicación paso a paso:

x [x-3(6-3x)+2x] = 6(2x²-1)

x [x- 18 + 9x +2x] = 12x²- 6

x² - 18x + 9x² + 2x² = 12x²- 6

x² - 18x + 9x² + 2x² - 12x²+ 6 = 0

12x² - 12x² - 18x + 6 = 0

- 18x + 6 = 0

- 18x = - 6

x = -18/-6

x = 3