A art2ista New member Joined Oct 2, 2006 Messages 20 Apr 25, 2007 #1 i am having a trouble with this one as well 2 |x - 1| + 20 = 25 I am so lost? the answer on the review sheet is x=3.5 and x=-1.5
i am having a trouble with this one as well 2 |x - 1| + 20 = 25 I am so lost? the answer on the review sheet is x=3.5 and x=-1.5
J jwpaine Full Member Joined Mar 10, 2007 Messages 719 Apr 25, 2007 #2 Remember absolute value is the distance away from 0 2|x-1|+20=25 2|x-1|=5 Code: -2(x-1)=5 or 2(x-1)=5 -2x+2=5 2x-2=5 -2x=3 2x=7 x= -3/2 x=7/2
Remember absolute value is the distance away from 0 2|x-1|+20=25 2|x-1|=5 Code: -2(x-1)=5 or 2(x-1)=5 -2x+2=5 2x-2=5 -2x=3 2x=7 x= -3/2 x=7/2
