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September 3, 2015

Homework Help: algebra

Posted by Julie Jam on Wednesday, December 8, 2010 at 1:11pm.

A. 3x + y = 8
x-y =6

B. x- 1/2y =2
y=2x-4

C. x + 2y = 9
2y = -x + 13

I am not grasping the substitution method! Please help me.

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