Question 604514
cousinn's age =x
my age = y

y=5x
y-5x=0

II condition

y+2=3(x+2)
y+2=3x+6
y-3x=4

III condition
y+6 = 2(x+6)
y+6=2x+12
y-2x=6

Solve for x & y

x=2, y=10