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One-Step Absolute Value Equations
Multi-Step Absolute Value Equations
Extraneous Solutions of Absolute Value Equations
One-Step Absolute Value Inequalities
Multi-Step Absolute Value Inequalities
100
l3xl=27
x=-9,9
100
lv+8l-5=2
v=-15,-1
100
What is the extraneous solution of lx+3l=4
No extraneous solution
100
l6nl<18
n<3,n>-3
100
lx+2l+2<4
x>-4,x<0
200
What is lx+5l=10
x=-15, 5
200
l5xl+5=45
x=-8,8
200
What is the extraneous solutions for l2xl=-4
No solutions: x=-2, x=2 are both extraneous
200
lx-2l<8
x<10,x>-6
200
2lx+3l>8
x<-7,x>1
300
l4x+22l=30
x=-13, 8
300
6l1-5xl-9=57
x=-2, 12/5
300
Can a solution of an inequality be extraneous?
No
300
l1+bl<4
b<3, b>-5
300
2lx+2l-1<8
x<1, x>-5
400
l8p/3l=4
p=-3/2,3/2
400
l8x+4l/2=16
x=-9/2,7/2
400
What is the extraneous solution of l3x+2l=4x+5
x=-3 is extraneous and x=-1 is a solution
400
l10p-4l<34
p<19/5, p>-3
400
2lx+9l+3>7
x>-7,x<-11
500
l17d/4l=127
x=-508/7,508/7
500
2l100x+4l+6=6x+4
x=-5/97 (extraneous),x=-3/103
500
What is the extraneous solution for l2x+5l=3x+4
x=1 is a solution, x=-1.8 is extraneous
500
l5+b/5l<10
b<25, b>-75
500
3lx/7l>21
x>49,x<-49