Question

Determina două numere naturale, stiind ca au suma 100 si diferenta 32

Answer 1

a+b=100
a-b=32
a=32+b
32+b+b=100
2b=100-32
2b=68
b=34
a=34+32=66

Answer 2

a+b=100
a-b=32
a=b+32

b+32+b=100
2b=100-32
2b=68

b=68:2
b=34

a=b+32
a=34+32
a=66