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What 2 digit number whose tens digit is 4 less than 3 times the sum of the digits?
Wiki User
∙ 14y ago
Answer = 20
Let the number be ab where a is the "tens" value and b is the "units" value.
Then a + 4 = 3(a + b)
a + 4 = 3a + 3b
4 = 2a + 3b
The only condition that satisfies this is when b = 0 then 4 = 2a : a = 2
Wiki User
∙ 14y ago
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