Question

Suma a trei numere consecutive este 30.Afla cele trei numere.

Answer 1

a + b + c = 30

a + a + 1 + a + 2 = 30

3a = 27

a = 9

b = 10

c = 11

Answer 2

x,y,z= numerele
x+y+z=30
y=x+1
z=x+2
x+x+1+x+2=30
3x+3=30
3x= 30-3
3x=27
x=27:3
x=9
y=x+1=>y= 9+1=10
z=x+2=>z=9+2=11