Răspuns :
fie x,4x+18 numerele
⇒4x+18-x=198
3x=198-18
3x=180
x=180:3
x=60
4x+18=4x60+18=240+18=258
verificare:258-60=198
raspuns:60,258
⇒4x+18-x=198
3x=198-18
3x=180
x=180:3
x=60
4x+18=4x60+18=240+18=258
verificare:258-60=198
raspuns:60,258
fie x,4x+18 numerele
⇒4x+18-x=198
3x=198-18
3x=180
x=180:3
x=60
4x+18=4x60+18=240+18=258
verificare:258-60=198
raspuns:60,258
⇒4x+18-x=198
3x=198-18
3x=180
x=180:3
x=60
4x+18=4x60+18=240+18=258
verificare:258-60=198
raspuns:60,258