Posted by kattie on Monday, January 3, 2011 at 11:56pm.
if 4 times a number is decreased by 9, the result is the same as when 1 is subtracted from 3 times the number.

algebra  Henry, Wednesday, January 5, 2011 at 4:58pm
The number = X.
4X  9 = 3X  1,
4X  3X = 1 + 9,
X = 8.