Question

помогите пожалуйста 1360 есеп

Answer 1

$1)x + 18 = 6x$
$5x = 18$
$x = \frac{18}{5} = 3.6$
$2) 2x - 1 = - 7$
$2x = - 3$
$x = - 1.5$
$3)5x + 18 = x$
$4x = - 18$
$x = - \frac{18}{4} = - 4.5$