SOLUTION: Liza is now 3 times as old as her brother. 5 years ago, the sun of their ages was 18 years. How old will Liza be in 2 years time? Provide solution.
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Question 1094471: Liza is now 3 times as old as her brother. 5 years ago, the sun of their ages was 18 years. How old will Liza be in 2 years time? Provide solution.
You can put this solution on YOUR website! l=3b
l-5+b-5=18
3b-5+b-5=18
4b-10=18
4b=28
b=7
l=3*7=21
in two years Liza will be 23
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