Răspuns :
Răspuns: 14
Salutare !
a x x + b x x + 4x = 64
a x x + b x x = 56
x x ( a + b ) = 56
a + b = 56 : 2
a + b = 28
a+b/2 = 28/2 = 14
Succes !
#Albert1001
Răspuns: 14
Salutare !
a x x + b x x + 4x = 64
a x x + b x x = 56
x x ( a + b ) = 56
a + b = 56 : 2
a + b = 28
a+b/2 = 28/2 = 14
Succes !
#Albert1001