Răspuns :
24+5a+62=126
24+5a=126-62
24+5a=64
5a=64-24
5a=40
a=40:5
a=8
V:24+5x8+62=24+40+62=64+62=126
24+5a=126-62
24+5a=64
5a=64-24
5a=40
a=40:5
a=8
V:24+5x8+62=24+40+62=64+62=126