SOLUTION: The sum of two numbers is 15. Three times one of the numbers is 11 less than five times the other. Find the numbers.
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Question 173888: The sum of two numbers is 15. Three times one of the numbers is 11 less than five times the other. Find the numbers.
Answer by Mathtut(3670) (Show Source): You can put this solution on YOUR website!
let a and b be the two numbers
:
a+b=15....eq 1
3a=5b-11..eq 2
:
re write eq 1 to a=15-b and take a's value of 15-b and plug it into eq 2
:
3(15-b)=5b-11
:
45-3b=5b-11
:
8b=56
:
:
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