Friday

September 19, 2014

September 19, 2014

Posted by **lili** on Tuesday, January 10, 2012 at 7:13pm.

- math -
**Reiny**, Tuesday, January 10, 2012 at 7:35pmlet the unit digit be x

tens digit is x+2

hundreds digit is x+3

x+3 + x+2 + x = 20

3x = 15

x = 5

number is 875

- math -
**PsyDAG**, Tuesday, January 10, 2012 at 7:36pmLet x = tens digit, the x + 1 = hundreds and x - 2 = ones

3x - 1 = 20

3x = 21

x = 7

x + 1 = ?

x -2 = ?

**Answer this Question**

**Related Questions**

MATH - What is my number if the hundreds digit is less than the tens digit and ...

Math - The mystery number's tens digit is less than the ones digit. The tens ...

4th grade math - Find the mystery number. It is a 4 digit odd number. All the ...

math - find the mystery number, it is a 4 digit odd number, all the digits are ...

Algebra - Math HW HELP! - 1) It is a five-digit whole number. 2) It is a ...

Math - What is the three digit mystery number? Clues: It is less than 300, the ...

algebra - what three digit number is less than 300 and the ones digit is 4 times...

Math - i am a 4 digit number between 3000 and 4000.My ones digit is twice my ...

math - Who am I? I am a 4-digit number wih no two digits the same. My ones ...

math - My thousands digit is twice my hundreds digit. The sum of my tens and ...