Răspuns :
1. a+2400=3800
a=3800-2400
a=1400
2. b-3200=4500
b=3200+4500
b=7700
3. 6500-c=3000
c=6500-3000
c=3500
Răspuns:
a+2400=3800
a=3800-2400
a=1400
b-3200=4500
b=3200+4500
b=7700
6500-c=3000
c=6500-3000
c=3500
1. a+2400=3800
a=3800-2400
a=1400
2. b-3200=4500
b=3200+4500
b=7700
3. 6500-c=3000
c=6500-3000
c=3500
Răspuns:
a+2400=3800
a=3800-2400
a=1400
b-3200=4500
b=3200+4500
b=7700
6500-c=3000
c=6500-3000
c=3500