Saturday

October 25, 2014

October 25, 2014

Posted by **Kris** on Tuesday, February 24, 2009 at 7:05pm.

- Math -
**Brandon**, Tuesday, February 24, 2009 at 7:22pmThis is a hard one. What helps me is to read each part of the problem carefully. Write the numbers you think on a piece of paper. When you find out if it is wrong put an x next to it. This will narrow down the process.

- Math -
**Kris**, Tuesday, February 24, 2009 at 8:20pmi got the equations from my sister

a+d= 2b

b= c-2

d=2a

but what do i do next?

**Answer this Question**

**Related Questions**

Math - i am a four digit number. all of my digits are different. my first digit ...

math - Find the four-digit number described by these three clues. 1) The first ...

Math - A number has 4 digits. The sum of the first and last digit is twice the ...

math - this code has five digit 1,2,3,4,5. the first digit plus the second digit...

math - Find a six-digit even number containing no zeros and no repeating digits ...

Math - Solve the mathematical puzzle. Determine the digits of R from these clues...

math - The sum of the digits of a positive two-digit number is 13,If twice the ...

Math - Determine the digits of Y from these clues. The digits of Y add to 18. ...

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 ...