Question

срочно!!!
(2+x/x+1):9x+6/5x²+5x=​

Answer 1

Ответ:

$(2 + \frac{x}{x + 1} ) \ \div \frac{9x + 6}{5 {x}^{2} + 5x} = \frac{2x + 2 + x}{x + 1} \times \frac{5x(x + 1)}{3(3x + 2)} = \frac{3x + 2}{1} \times \frac{5x}{3(3x + 2)} = \frac{5x}{3}$