Posted by Tristan on Thursday, May 9, 2013 at 10:23pm.
Solve the equation 2x − 5 £ 9

Algebra 2  Steve, Friday, May 10, 2013 at 11:07am
recall that n =
n if n>=0
n if n<0
So, we have two possibilities.
If 2x5 >= 0,
2x5 = 9
x = 7
If 2x5 < 0,
(2x5) = 9
2x5 = 9
x = 2
So, x = 2,7