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December 21, 2014

Homework Help: algebra

Posted by tiffany on Thursday, January 20, 2011 at 3:46pm.

solve the system of equations using substitution.
y = x + 10
y = 3x

a. (5, 15)
b. (2.5, 7.5)
c. (15, 5)
d. (5, 15)

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