4. One of the two digits of a 2-digit number is three times the other digit. If you
interchange the digits of this 2-digit number and add the resulting number to the
original number, you get 88. What is the original number?
please help me
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4. One of the two digits of a 2-digit number is three times the other digit. If you
interchange the digits of this 2-digit number and add the resulting number to the
original number, you get 88. What is the original number?
please help me
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Answer: Number = 26
Step-by-step explanation:
Let one digit = x
therefore the other digit = 3x
the number is = 10(x) + 1(3x)
=10x + 3x = 13x
interchange the digits = 10(3x) + 1(x)
= 30x + x = 31x
Add original number and new number = 13x + 31x = 88
44x = 88
X = 2
original number = 13x = 13 × 2
= 26
Answer:
One of the two digits of a 2-digit number is three times the other digit. If you
interchange the digits of this 2-digit number and add the resulting number to the
original number, you get 88. What is the original number?