SOLUTION: The difference of two numbers is 45. The second is 3 less than 3 times the first. What are the two numbers?
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Question 38266: The difference of two numbers is 45. The second is 3 less than 3 times the first. What are the two numbers?
Answer by fractalier(6550) (Show Source): You can put this solution on YOUR website!
Let's call our two numbers x and y. From the facts in the problem, we have
x - y = 45 and
y = 3x - 3
Substituting this into the first equation we have
x - (3x - 3) = 45
-2x + 3 = 45
-2x = 42
x = -21
Then we can find y by
y = 3(-21) - 3
y = -66
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