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September 16, 2014

September 16, 2014

Posted by **Maya** on Tuesday, April 5, 2011 at 8:19pm.

y = 3x + 4

5x + 3y = 12

Why is the substitution method preferred in this case?

- algebra -
**PsyDAG**, Wednesday, April 6, 2011 at 2:08pmIt is relatively easy to insert 3x+4 for y in the second equation?

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