Question

4. Daca a+b+c=18 si x=7 calculati: 4.a+4.b +4.0-8-x=.... (111-a+111.b+111.c)-111.x=.urgent, dau coroana!!!! <3 ​

Answer 1

Răspuns:

Explicație pas cu pas:

a+b+c=18 si x=7

4a+4b+4c-8-x=4(a+b+c)-8-7=4·18-15=72-15=57

(a+111.b+111.c)-111.x=111(a+b+c-x)=111(18-7)=111·11=1221