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chapter 3 test review
10a+\frac{2}{3}=\frac{7}{3}+5a
-\left(3+c\right)<2\left(3c-5\right)
chapter 3 test review
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College Prep Algebra textbook
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Answers
1
-\left(3+c\right)<2\left(3c-5\right)
c>1.4
c<1.4
c<1
c>1
2
10a+\frac{2}{3}=\frac{7}{3}+5a
a=-1
a=0.33
a=0.2
a=1
3
|2a+6|=-16
a=-5
a=5
a=-11
no solution
4
3x+12=-x+20
x = 16
x = 4
x = 8
x = 2
5
\frac{n-7}{10}=\frac{n-9}{14}
n=2
n=7.8
n=0.5
n=-0.5
6
74+12x=2
x = 6
x = -6
x = 6.3
x = -6.3
7
|x-3|\le-2
x\ge5 x\ge1
no solution
x\le1 x\ge5
x\le1 x\le5
8
3-5\left(4-r\right)=-7
r = 2
r = 3.2
r = 0.5
r = -2
9
6+2m\le1 OR 10+4m>-6
m\le3.5 OR m>1
m>-4 OR m\le3.5
m\le-2.5 OR m>-4
m>1 OR m\le-2.5
10
0\le\frac{-1-x}{4}<2
x>-9 x\ge-1
x\le-1 x>-9
x\le-1x<-9
x>-9 x\ge-1
11
-7<4\left(2-3x\right)\le20
x\le-1 x>1.25
x\ge-1 x>1.25
x\le-1 x<1.25
x\ge-1 x<1.25
12
|3x-5|=|6x-1|
x=0.67 x=0.44
x=-1.33 x=0.67
no solution
x=0.44x=-1.33
13
|2n+1|+4>-3
n>-3n<4
n>4n>-3
n<4n<-3
no solution
14
32.86+10.5d=11.25
d=4.2
d=-4.2
d=2.06
d=-2.06
