Question

aflati doua nr naturale consecutive stiind ca media aritmetica este 72

Answer 1

not:x;x+1
(x+x+1)/2=72
2x+1=72*2
2x+1=144
2x=144-1
2x=143
x=143/2
x=71.5
Sper ca te ajuta?

Answer 2

notam a.a+1
(a+a+1):2=72/*2
a+a+1=144/-1
2a=143
a=143:2
a=71.5