(X+1/7)-4/7=2/7,где/означает дробь

(X+1/7)-4/7=2/7 x+1/7=4/7+2/7 x+1/7=6/7 x= 6/7-1/7 x=5/7

х + [latex] \frac{1}{7} [/latex] = [latex] \frac{2}{7} [/latex] + [latex] \frac{4}{7} [/latex] х + [latex] \frac{1}{7} [/latex] = [latex] \frac{6}{7} [/latex] х = [latex] \frac{6}{7} [/latex] - [latex] \frac{1}{7} [/latex] х = [latex] \frac{5}{7} [/latex] - ответ.