Question

g) (13:x-1).13=0; va rog dau coroana si 100 de puncte​

Answer 1

Răspuns: $\red{\large \boxed{\bf x=13}}$

Explicație pas cu pas:

$\large \bf (13:x-1)\cdot 13 = 0~~~~~\bigg|\cdot 13$

$\large \bf 13:x-1=0$

$\large \bf 13:x=0 +1$

$\large \bf 13:x=1$

$\large \bf 13:x = 1~~\bigg|\cdot x$

$\red{\large \boxed{\bf x=13}}$

#copaceibrainly

Answer 2

$\it (13:x-1)\cdot13=0 \Rightarrow 13:x-1=0 \Rightarrow 13:x=1 \Rightarrow x=13$