Question

Va Rog 16....... Dau coroana ​

Answer 1

Răspuns:

X=suma initiala

[(x*2-5)*2-10]*2-160=200

[(x*2-5)*2-10]*2=360

(x*2-5)*2-10=180

(x*2-5)*2=190

x*2-5=95

x*2=100

x=50 lei

("*" e "ori")