Sunday

February 1, 2015

February 1, 2015

Posted by **Anonymous** on Saturday, January 24, 2009 at 6:21pm.

- math -
**bobpursley**, Saturday, January 24, 2009 at 6:25pmM+N=42

M-N=12

Add the equations

2M=54

solve for M, then go back into either equation solve for N

**Answer this Question**

**Related Questions**

math URGENT!!!! - i have a list of 5 different numbers. the sum of 2 of the ...

Math - A Quadratic Word Problem. The difference between two positive numbers is ...

math - three numbers are in the ratio 6:3:1, and the sum of these numbers is 420...

Math riddle - nine odd numbers have a sum of 243.find the sum of the first and ...

Math riddle - nine odd numbers have a sum of 243.find the sum of the first and ...

math - I am thinking of 3 different whole numbers which have a product of 36. 5 ...

Math Reasoning - the sum of 2 odd number is 42 they are both prime numbers and ...

math - the lcm of two numbers is 30 the difference between the 2 numbers is 5 ...

Math - four times the difference or two posotive integer numbers is equal to ...

Int Algebra - The difference of two numbers is 7. The sum of the numbers is -1. ...