Question

suma a cinci numere naturale consecutive este 210. Alfa numerele

Answer 1

a+(a+1)+(a+2)+(a+3)+(a+4)=210
5a+10=210 => 5a=200 => a=40
=> a+1=41, a+2=42, a+3=43, a+4=44

Sper ca te-am ajutat!! :))

Answer 2

notam cu ,,a,, primul nr
a
a+1
a+2
a+3
a+4
=> 210
deci, a+a+1+a+2+a+3+a+4=210
grupam termenii
5a=210-1-2-3-4
5a=210-10
5a=200|:5
a=40
a+1=41
a+2=42
a+3=43
a+4=44
sper ca ai inteles. e super-usor.