Pair

They have together 39 years - he has 2 times as she was when he was equal as she has today ....

Correct answer:

x =  26
y =  13

Step-by-step explanation:


x+y = 39
39+y=2x

x+y = 39
39+y=2•x

x+y = 39
2x-y = 39

x = 26
y = 13

Our linear equations calculator calculates it.



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