mod 203

5x≡13 (mod 203)
cevap:x≡165 (mod 203)

3.14159265358979323846264'den alıntı:

5x≡13 (mod 203)
cevap:x≡165 (mod 203)

5x≡13(mod203)
5x≡13-203(mod203)
5x≡-190(mod203)
x≡-38(mod203)
x+203≡-38+203(mod203)
x≡165(mod203)