Saturday
November 1, 2014

Homework Help: Algebra :\

Posted by Presley on Monday, March 22, 2010 at 11:55pm.

Elimination using addition and subtraction:
1.
x - y = 1
x + y = 3

2.
-x + y = 1
x + y = 11

3.
x + 4y = 11
x - 6y = 11

4.
-x + 3y = 6
x + 3y = 18

PLEASE HELP!!!!
I NEED HELP ASAP!!!!

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