Question

решите уравнение 5x-1,2=-7,4

Answer 1

5х = -6,2
х = -6,2/5
х= -1.24

Answer 2

$5x-1,2=-7,4$

$5x=-7,4+1,2$
$5x=-6,2$
$x=-6,2:5$

 

x=-1.24