Răspuns :
1 ) A+A*4=5+5*4=25
2) a=b+2
b+2+b=32, b=15
a=17
3)b+(b+260)+(b+260-142)=142+(142+260)+(142+260-142)=804
3. Ziua 2 260+142=402
ziua 3 402-142=260
total 142+402+260=802
ziua 3 402-142=260
total 142+402+260=802