👤

repede va rog..... dau coronita

Repede Va Rog Dau Coronita class=

Răspuns :

* x : (-5/2) = 4/10
x · (-2/5) = 4/10
-2x : 5 = 4/10
-2x · 10 = 5 · 4 /:10
-2x = 2 /:(-2)
x = -2/2 = -1.

/robertinni