(9-2x)/2-2

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Solution for (9-2x)/2-2 equation: 


x in (-oo:+oo)

(9-(2*x))/2 < -2 // + 2

(9-(2*x))/2+2 < 0

(9-2*x)/2+2 < 0

(9-2*x)/2+(2^2)/2 < 0

4-2*x+9 < 0

13-2*x < 0

(13-2*x)/2 < 0

(13-2*x)/2 < 0 // * 2^2

2*(13-2*x) < 0

( 13-2*x )

13-2*x < 0 // - 13

-2*x < -13 // : -2

x > -13/(-2)

x > 13/2

( 2 )

2 < 0

x belongs to the empty set

	(-oo:13/2)	(13/2:+oo)
13-2*x	+	-
2	+	+


x in (13/2:+oo)

(13/2:+oo)

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