Question

x+4 дробь 3x+3 - 1 дробь x+1

Answer 1

Ответ:

$\frac{x + 4}{3x + 3} - \frac{1}{x + 1} = \frac{x + 4}{3(x + 1)} - \frac{1}{x + 1} = \frac{x + 4 - 3}{3(x + 1)} = \frac{x + 1}{3(x + 1)} = \frac{1}{3}$

Answer 2

x+4/3x+3 - 1/ x+1 =