Tuesday

September 23, 2014

September 23, 2014

Posted by **tom** on Monday, November 18, 2013 at 5:32pm.

- math -
**Henry**, Tuesday, November 19, 2013 at 8:04pmSally has X postcards.

Marta has X postcards.

X = 4(X-18)

Solve for X.

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