Question

нужна помощь (x+4/5)-0,25=2 1/4

Answer 1

$(x + \frac{4}{5} ) - 0.25 = 2 \frac{1}{4} \\ x + \frac{4}{5} - \frac{1}{4} = \frac{9}{4} \\ x = \frac{9}{4} - \frac{4}{5} + \frac{1}{4} \\ x = \frac{5}{2} - \frac{4}{5} \\ x = \frac{17}{10} \\ x = 1 \frac{7}{10}$