Question

(х+4)/2+(7х-5)/5-(8-х)/10=1

Answer 1

$\frac{x + 4}{2} + \frac{7x - 5}{5} - \frac{8 - x}{10} = 1 | * 10\\\\ 5(x + 4) + 2(7x - 5) - 8 + x = 10\\ \\5x + 20 + 14x - 10 - 8 + x = 10\\\\20x = 8\\\\x = 2:5$