Question

Suma a doua nr este75catul lor este8iar restul3care sunt nr

Answer 1

a+b=75
a:b= 8 + 3r => a = 8b + 3
8b + 3 + b = 75
9b = 72
b = 8
a = 67

Answer 2

a+b=75
a:b=8 rest 3
a=8b+3

a+b=75
8b+3+b=75
9b+3=75
9b=75-3
9b=72 |:9
b=8
a+8=75 => a=75-8 => a=67