Răspuns :
A+B+C=195
26+5A+C=195
26+5 ori 26+C=195
26+130+C=195
156+C=195
C=195-156
C=39
26+5A+C=195
26+5 ori 26+C=195
26+130+C=195
156+C=195
C=195-156
C=39
x+y+z=195
x=26
y=x*5
z= ?
y = 26*5
y = 130
z = 195 - (x+y)
z = 195 - (26+130)
z = 195 - 156
z = 39
x=26
y=x*5
z= ?
y = 26*5
y = 130
z = 195 - (x+y)
z = 195 - (26+130)
z = 195 - 156
z = 39