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September 18, 2014

September 18, 2014

Posted by **da** on Saturday, January 19, 2013 at 3:47pm.

- algebra 1 -
**PsyDAG**, Sunday, January 20, 2013 at 12:43pme = 4d

e + d = Whatever number you want.

Substitute 4d for e in second equation and solve for d. Insert that value into the first equation and solve for e. Check by inserting both values into the second equation.

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