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?

Question

Yasmin Mckay

Mathematics

11 March, 08:11

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?

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Answers (1)

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Bonnie · 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.