Question

решите уравнение 2х-5=3/4х+4

Answer 1

$2x - 5 = frac{3}{4}x + 4;$
$2x - frac{3}{4}x=4+5;$
$1 frac{1}{4}x=9;$
$x=9: 1frac{1}{4} ;$
$x=7 frac{1}{5}$.