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 174015: 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!
call our 2 numbers a and b
:
a+b=15....eq 1--->revise to b=15-a
3a=5b-11..eq 2
:
take the value of b in the revised eq 1 and plug it into eq 2
:
3a=5(15-a)-11
:
3a=75-5a-11
:
8a=64
:
:
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