Question

f+a+c=154 c=a:2 a=f:2

Answer 1

f+a+c = 154
c = a: 2 => a = 2×c
a = f : 2 =>f = 2×a
a |___|___|
f |___|___|___|___|
c |___|
avem 7 segmente egale = 154
154 : 7 = 22 ( un segment)
a = 2 × 22 = 44
f = 4 × 22 = 88
c = 22

Verificare:
44+88+22 = 154