Răspuns :
x+x+1+x+2+x+3=90 /-6
4x=84 /÷4
x=21
Numerele sunt:
x= 21
x+1=21+1= 22
x+2=21+2= 23
x+3=21+3= 24
a |—| } 90
b |—|-1-|
c |—|-1-|-1-|
d |—|-1-|-1-|-1-|
90 - 6 = 84 ( 4 segmente egale)
84 : 4 = 21 ( un segment)
a = 21, b = 22, c = 23, d = 24
x+x+1+x+2+x+3=90 /-6
4x=84 /÷4
x=21
Numerele sunt:
x= 21
x+1=21+1= 22
x+2=21+2= 23
x+3=21+3= 24
a |—| } 90
b |—|-1-|
c |—|-1-|-1-|
d |—|-1-|-1-|-1-|
90 - 6 = 84 ( 4 segmente egale)
84 : 4 = 21 ( un segment)
a = 21, b = 22, c = 23, d = 24