Saturday

January 31, 2015

January 31, 2015

Posted by **Sam** on Tuesday, September 25, 2012 at 3:20pm.

4x-y=5

4x+4y=-4

- algebra -
**Scott**, Tuesday, September 25, 2012 at 7:46pmsubtract the two equations to ELIMINATE the x-term

-5y = 9 __ y = -9/5

substitute back to find x

4x + 9/5 = 5

**Answer this Question**

**Related Questions**

Algebra - solve the linear system using substitution 4x - y=5 4x + 4y= -4 Also ...

algebra - solve the linear system by using elimination. x-1/2y = 11/2 -x+4y = 26...

algebra URGENT! - Solve the system using elimination. 2x – 2y = –8 x + 2y = –1 ...

College Algebra - Please help! x-2y+z=7 2x+y-z=0 3x+2y-2z=-2 a. Solve the above ...

Math - Solve the linear system by using elimination. 6x+y=39 -2x+y=-17

Math - x+3y=1 -5x+4y=-24 Solve the linear system by using elimination

Math - Solve the linear system by using elimination. 9x-4y=26 18x+7y=22

math - What is the linear system? 2x+2y=16 4x-6y=2 I am using elimination to ...

Algebra - Solving system of linear equations by using the apropiate method name ...

math - how do i solve this linear system using substitution or elimination -16x+...