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18 is the only number that matches these criteria.

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Q: What two digit number is twice the sum of its digits?

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The units digit of a two digit number exceeds twice the tens digit by 1. Find the number if the sum of its digits is 10.

2.3

I am a 3 digit number divisible by 7 but not 2 the sum of my digits is 4 what number am I

9218 9425

A) If a number has two digits, then the sum of its digits is less than the value of the original two-digit number.

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The units digit of a two digit number exceeds twice the tens digit by 1. Find the number if the sum of its digits is 10.

None. The sum of one digit can't be twice the size of the digit.

2.3

47 Impossible problem!

I am a 3 digit number divisible by 7 but not 2 the sum of my digits is 4 what number am I

9218 9425

0.Because 456 + 0 = 456. and the digit 4 is used twice in the sum.

A) If a number has two digits, then the sum of its digits is less than the value of the original two-digit number.

The number is 84.Assign the digits in the number the letters a and b.GIVEN: a + b = 12GIVEN: a = 2bSolve for b, then solve for a.2b + b = 123b = 12b = 4a = 2(4) = 8

Only one . . . . . 18

81...........

49

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