SOLUTION: The sum of two numbers is 56. The larger number is 7 less than 3 times the smaller number. Find the smaller number.

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Question 696474:
The sum of two numbers is 56. The larger number is 7 less than 3 times the smaller number. Find the smaller number.
Answer by checkley79(3341) About Me  (Show Source):
You can put this solution on YOUR website!
X+Y=56
X=3Y-7
(3Y-7)+Y=56
4Y-7=56
4Y=56+7
4Y=63
Y=63/4
Y=15.75 ANS FOR THE SMALLER NUMBER.
X=3*15.75-7
X=47.25-7
X=40.25 ANSWER FOR THE LARGER NUMBER.
40.25+15.75=56
56=56