Question

kelsis mom, sue is eight times as old as kelsi. in 10 years, sue will be three times as old as kelsi. how old are kelsi and sue now?

Answer 1

Sue's age=x
Kelsi's age=y

{x=8y
{x+10=3(y+10)

{x=8y
{x+10=3y+30

{x=8y
{x-3y=20

8y-3y=20
5y=20
y=4

x=8y
x=8*4
x=24


{x=24
{y=4




Regards M.Y.