afla nr. necunoscut din fiecare expresie dau coroana !!

Afla Nr Necunoscut Din Fiecare Expresie Dau Coroana class=

Răspuns :

a+190+190:10=300
a+190+19=300
a+209=300
a=300-209
a=91

575-bx32-45=50
575-bx32=50+45
575-bx32=95
bx32=575-95
bx32=480
b=480:32
b=15

c-(600-315:9)=335
c-(600-35)=335
c-565=335
c=565+335
c=900

(100xd-110):39=10
(100xd-110)=390
100xd=390+110
100xd=500
d=500:100
d=5