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April 26, 2015

Homework Help: math

Posted by krysta on Thursday, March 1, 2012 at 3:30pm.

(4 − 2x)−2

x=-2
y=4
z=-3
how do you solve this? i have solved it and gotten 6 for my answer many times and it says it's wrong.
other equations are (y − z)−3 and (x − 5y)0. i cant get them right

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