SOLUTION: The sum of two numbers is twenty. Three times the smaller number is equal to two times the larger number. Find the smaller number

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Question 314489: The sum of two numbers is twenty. Three times the smaller number is equal to two times the larger number.
Find the smaller number
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
1.A%2BB=20
2.3%2AA=2%2AB
Multiply eq. 1 by 3,
3A%2B3B=60
Now substitute eq. 2,
2B%2B3B=60
5B=60
highlight%28B=12%29
Then from eq. 1,
A%2B12=20
highlight%28A=8%29