Concept explainers
To Find: The two digits number.
Answer to Problem 8MPS
Explanation of Solution
Given: The tens digit of a two-digit number is 1 more than 3 times the units digit. Subtracting 45 from the number reverses it.
Let two digit number be
Where,
According to question,
The tens digit of a two-digit number is 1 more than 3 times the units digit.
Subtracting 45 from the number reverses it.
From
Put
Hence, the original number is 72
Chapter 9 Solutions
Algebra: Structure And Method, Book 1
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