👤

a+b=67
a:b=7 rest3
a=?b=?


Răspuns :

a + b = 67

a : b = 7 rest 3

a = 7 × b + 3

7 × b + 3 + b = 67

8 × b + 3 = 67

8 × b = 67 - 3

8 × b = 64

b = 64 : 8

b = 8

a = 7 × 8 + 3

a = 56 + 3

a = 59