Question

suma a 3 numere este 92. stiind ca a +b= 55 si b + c= 43

Answer 1

a+b+c=92
a+b=55
b+c=43
55+c=92,c=92-55,c=37
b+c=43,b +37=43,b=43-37,b=6
a+b=55,a+6=55,a= 55-6,a=49

Answer 2

sper sa te ajute
a+b+c=92
a+b=55
b+c=43
55+c=92,c=92-55,c=37
b+c=43,b +37=43,b=43-37,b=6
a+b=55,a+6=55,a= 55-6,a=49