Решить уравнение там 20 баллов 416-й номер

[latex]1) 1-k = \frac{3}{5}+ \frac{1}{10} [/latex] [latex]1-k = \frac{6}{10} + \frac{1}{10} [/latex] [latex]1-k = \frac{7}{10} [/latex] [latex]-k = \frac{7}{10} - 1 [/latex] [latex]k = \frac{3}{10} [/latex] [latex]2) t+1 = \frac{4}{9} + \frac{2}{3} [/latex] [latex]t+1 = \frac{2}{3} + \frac{2}{3} [/latex] [latex]t+1 = 1 \frac{1}{3} [/latex] [latex]t = \frac{1}{3} [/latex]