Stadiumbunid
Answered

Abby is 12 years older than her sister. Ten years ago, the sum of their ages was 28. How old are they now?

Sagot :

Jers15id
Abby=x+12
Sister=x

x+12-10+x-10=28
2x-8=28
2x=36
x=18

Sister's age is 18 and Abby's age is 30. Hope this helps =)

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