Plizzz...Efectuati: 15+25:5-5×2-5=....; 50-(12:3)×(36:9)-4=.....

Răspuns :

15+25:5-5x2-5=
15+5-10-5=20-10-5=10-5=5


(12:3)x(36:9)-4=
4x4-4=16-4=12
15+5-10-6=20-10-6=10-6=4
50-4÷4-4=50-1-4=49-4=45