Question

х-7/15 дробная черта 3/4-1/2=-4

Answer 1

$x - \frac{7}{15} = - 4 \ \times \frac{1}{4} \\ x - \frac{7}{15} = - 1 \\ x = - 1 + \frac{7}{15} \\ x = - \frac{8}{15}$