Y=x+ 5
Y=5 x + 10
Y= 5 x + 5
Y = x + 10

y = x + 5
check
for x = 5 → y = 5 + 5 = 10 CORRECT
for x = 10 → y = 10 + 5 =15 CORRECT
for x = 15 → y = 15 + 5 = 20 CORRECT
for x = 20 → y = 20 + 5 = 25 CORRECT