Răspuns :
a+b=54
a:b=8
a=8xb
8xb+b=54
9b=54
b=54:9
b=6
a=8x6
a=48
v: 48+6=54
48:6= 8
r: 48x6=288
a:b=8
a=8xb
8xb+b=54
9b=54
b=54:9
b=6
a=8x6
a=48
v: 48+6=54
48:6= 8
r: 48x6=288