👤

a+12=b-12, a+10 =b+10:2​

Răspuns :

Salut!

Aleg varianta mai logica, in care (b+10)/2

a+12=b-12

a=b-24

2a=2b-48

a+10=(b+10):2

2a+20=b+10

2a=b-10

b-10=2b-48

b-2b=-48+10

-b=-38

b=38

a=38-24

a=14

Succes!