SOLUTION: Julia is twice as old as helen. In 4 years, the su of their ages will be 47. How old is each person

SOLUTION: Julia is twice as old as helen. In 4 years, the su of their ages will be 47. How old is each person

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Question 927665: Julia is twice as old as helen. In 4 years, the su of their ages will be 47. How old is each person
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!

Julia is twice as old as Helen:
...eq.1
In years, the sum of their ages will be :
....eq.2...substitute for from eq.1
...solve for

go back to eq.1 and find
...eq.1

so, let's check the answer:
in years and , then their sum is
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