y=youngest o=oldest 3y=o+48 o=y+4 since even is 2 4 6 8 10 and consecutive means right after the other 8-2=4 older sister is older by 4 years (showing you this to let you know how I came up with the equation o=y+4 3y=y+4+48 -y both sides 2y=52 ÷2 both sides y= 26 answer is N
