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Ldt043128
a fost răspuns

afla numarul necunoscut din fiecare expresie dupa exemplul oferit a+190+190/10=300(d) 575-b*32-45=50(i) c-(600-315/9)=335(c) (100*d-110)/39=10(s) 20*e-(1950+550/100=6175(A) 35f+(800-752/4)/2 =551(o) g/25+(100-1632/51)*2=286(h) 244-h*5+(300-6*16)/4+255(l) . va rog


Răspuns :

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

575-b*32-45=50
b*32=575-45-50
b*32=480
b=480:32
b=15

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

(100*d-110)/39=10
100*d-110=10x39
100*d-110=390
100*d=390+110
100*d=500
d=500:100
d=5

20*e-(1950+550/100=6175
20*e-2500/100=6175
20*e-25=6175
20*e=6175+25
20*e=6200
e=6200:20
e=310

35f+(800-752/4)/2 =551
35f+(800-188)/2 =551
35f+612/2 =551
35f+306 =551
35f=551-606
35f=245
f=245:35
f=7

g/25+(100-1632/51)*2=286
g/25+(100-32)*2=286
g/25+68*2=286
g/25+136=286
g/25=286-136
g/25=150
g=150x25
g=3750

244-h*5+(300-6*16)/4+255   ??? cu cine este egal ?

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