Mathematics
Asaprockyalex
3

show your work sum of two numbers is 21 the first number is 2/5

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sarahlobato2

you can write this as (2/5)+x=21 since we are given one of the two numbers when added together equal 21.  After you make that equation solve for the second number which in this case is x.   x=20.6 or 106/5 you can check this by showing (2/5)+20.6=21

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