How do you simplify #2< x - 4\leq 6#?

2 Answers
Bhavin B.
May 3, 2018

#6 < x <= 10#

Explanation:

By adding 4 to make the subject in the middle:
#2 < x-4 <= 6#
#4+2 < x-4+4 <=6 +4#-----> add 4 through out

#6 < x <= 10#

Jim G.
May 3, 2018

#6< x<=10#

Explanation:

#"isolate x in the middle interval by adding 4 to all"#
#"3 intervals"#

#2color(red)(+4)< xcancel(-4)cancel(color(red)(+4))<=6color(red)(+4)#

#rArr6< x <=10#

#x in(6,10]larrcolor(blue)"in interval notation"#

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