SOLUTION: the sum of two numbers is 70. the first number is 2/5 of the second number. what are the numbers?

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Question 935039: the sum of two numbers is 70. the first number is 2/5 of the second number. what are the numbers?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
A%2BB=70
A=%282%2F5%29B
Substitute,
%282%2F5%29B%2BB=70
%287%2F5%29B=70
B=50
.
.
A=%282%2F5%2950
A=20