Răspuns :
fie a=b+14=>
=> b+b+14=34=>
=> 2×b=34-14=20=>
=>b=20:2=>b=10=>
=> a=10+14=24
R: a=24
b=10
V: 24+10=34
24=10+14
=> b+b+14=34=>
=> 2×b=34-14=20=>
=>b=20:2=>b=10=>
=> a=10+14=24
R: a=24
b=10
V: 24+10=34
24=10+14