Question

a plus b plus c egală cu 96
a plus b egal 56
b plus c egal 76
care sunt nr

Answer 1

a+b+c=96
a+b=56    a=56-b
b+c=76   c=76-b
56-b+b+76-b=96
-b=96-132
b=36
a=56-36=20
a=20
c=76-36=40
c=40

Answer 2

a+b+c=96
a+b=56
b+c=76
56+c=96
c=96-56
c=40
a+76=96
a=96-76
a=20
b=96-60
b=36