Răspuns :
Răspuns:
25x/100=x/4 prima zi
⁴⁾x-x/4=3x/4 rest
3x/4·1/3=3x/12=x/4 a doua zi
x/4+x/4+⁴⁾12=⁴⁾x
x+x+48=4x
48=4x-2x
x=48:2
x=24 km lungimea traseului
Răspuns:
25x/100=x/4 prima zi
⁴⁾x-x/4=3x/4 rest
3x/4·1/3=3x/12=x/4 a doua zi
x/4+x/4+⁴⁾12=⁴⁾x
x+x+48=4x
48=4x-2x
x=48:2
x=24 km lungimea traseului