Saturday

August 23, 2014

August 23, 2014

Posted by **Donna** on Thursday, November 11, 2010 at 6:25pm.

m - 2n = 16,

4m + n = 1

- Intermediate Algebra -
**Reiny**, Thursday, November 11, 2010 at 6:37pmthis one is not hard to solve,

mentally double the second equation and add that result to the first one ...

9m = 18

m = 2

mentally sub that into the second equation...

8+n=1

n = -7

**Related Questions**

Intermediate Algebra - If a system has an infinite number of solutions, use set...

algebra - If a system has an infinite number of solutions, use set-builder ...

math - Solve each system graphically. Be sure to check your solution. If a ...

algebra - solve system graphically. be sure to check your solution. if a system ...

need help please - solve each system graphically. be sure to check your solution...

Math - Please help!!!! Solve each system graphically. Be sure to check your ...

Math - If a system has an infinite number of solutions, use set-builder notation...

intermediate algebra - Solve using the elimination method. Show your work. If ...

Intermediate Algebra - Solve using the elimination method. Show your work. If ...

SAT math - 1. x>15-2x / -3 Solve the linear inequality. Write the solution in...