SOLUTION: Al is 5 years older than Jun. How old are they now if in 8 years the sum of their ages is 35?

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Question 1068747: Al is 5 years older than Jun. How old are they now if in 8 years the sum of their ages is 35?
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
a Al
j Juan

system%28a=j%2B5%2C%28a%2B8%29%2B%28j%2B8%29=35%29

a%2Bj=35-16
a%2Bj=19
-
substitution
%28j%2B5%29%2Bj=19
2j=19-5
2j=14
highlight%28j=7%29
-
highlight%28a=12%29