Question

suma a trei termeni este886.daca al doileaeste cu 220 mai mare decat primul,iar sumaultimilor doi termenieste 754,afla fiecare termen.

Answer 1

Notăm:

x;y;z-termeni necunoscuți

x+y+z=886

y=x+220

y+z=754

x+754=886

x=886-754

x=132

y=132+220

y=352

132+352+z=886

z=886-484

z=402

Răspunsuri:

x=123

y=352

z=402

Answer 2

a+b+c=886;b=a+220;b+c=774; ;a+774=886;a=112;;b=112+220;b=332;c=886-(112+332);c=886-444;c=442;112+332+442=886