Răspuns :
x + (x +1) +( x +2) +(x +3) +(x +4 ) = 170
5x + 10 =170
5x =170 - 10
5x = 160
x = 160 :5 = 32
numerele : 32 ;33;34;35 si 36
5x + 10 =170
5x =170 - 10
5x = 160
x = 160 :5 = 32
numerele : 32 ;33;34;35 si 36
[tex]a+b+c+d+e=170 \\ a+a+1+a+2+a+3+a+4=170 \\ 5a+10=170 \\ 5a=160 \\ a=32 \\ b=a+1=32+1=33 \\ c=a+2=32+2=34 \\ d=a+3=32+3=35 \\ e=a+4=32+4=36[/tex]