Răspuns :
Răspuns:
b=435/16
a=87/16
c=435/8
Explicație pas cu pas:
a+b+c=87
b=5*a =>a=b/5
b=c/2 =>c=2*b
b/5+b+2b=87
16b/5=87
16b=87*5
16b=435
b=435/16
a=87/16
c=435/8
Răspuns:
b=435/16
a=87/16
c=435/8
Explicație pas cu pas:
a+b+c=87
b=5*a =>a=b/5
b=c/2 =>c=2*b
b/5+b+2b=87
16b/5=87
16b=87*5
16b=435
b=435/16
a=87/16
c=435/8