Question

Срочно надо дам 50 балов

Answer 1

Ответ: 1,8

$\frac{x + 1}{4} + \frac{x}{3} = \frac{x - 3}{6} \\ \frac{3x + 3 + 4x}{12} = \frac{x - 3}{6} \\ \frac{7x + 3}{12} = \frac{x - 3}{6} \\ 6(7x + 3) = 12(x - 3) \\ 42x + 18 = 12x - 36 \\ 42x - 12x = - 36 - 18 \\ 30x = - 54 \\ x = - 1.8$