Question

x - 9/5 -4x/5 + 3x = 1

Answer 1

$x - \frac{9}{5} - \frac{4x}{5} + 3x = 1 \\ \\ 4x - \frac{9}{5} - \frac{4x}{5} = 1 \\ \\ 20x - 9 - 4x = 5 \\ \\ 16x - 9 = 5 \\ \\ 16x = 5 + 9 \\ \\ 16x = 14 \\ \\ x = \frac{7}{8}$