11-12 inequality quiz 1.notebook · 2014-04-11 · 1112 inequality quiz 1.notebook april 11, 2014...
TRANSCRIPT
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1112 Inequality Quiz 1.notebook April 11, 2014
LT 1abc: I can write, graph, and solve inequalities.
Unit 9 Quiz 1Solving Inequalities
Name: _________________Hour: ______
The price of a concert ticket is more than $30.
inequality:
graph:
For 12, write an inequality to describe the situation. Then, graph the inequality on a number line.
The temperature today ranged from 2 degrees to 8 degrees.
Twentyfour minus two times a number is less than 36.
An ipod cost $200. Ivy is going to save money for the ipod by babysitting for $15 per week. Ivy already has $32 saved. Write an inequality that can be used to find the minimum number of weeks Ivy must babysit to earn enough to buy an ipod.
4.
• Ivy needs to work ____________________ weeks.
• more than• less than• at least• no more than
1. 2.
inequality:
graph:
For 34, write and solve an inequality for each situation.
3.
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1112 Inequality Quiz 1.notebook April 11, 2014
5. 4(1 2x) ≥ 10x + 2
For 5, solve the inequality. Then, graph your solution on a number line.
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1112 Inequality Quiz 1.notebook April 11, 2014
p.11Inequality Review1. 2.
3. 4.
5. 6.
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1112 Inequality Quiz 1.notebook April 11, 2014
p.127. 8.
9. 10.
11. 12.
13. 14.
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1112 Inequality Quiz 1.notebook April 11, 2014
IF Checking:Box 6 p.810
You want to buy a pair of shoes for $80. You plan to save $10 a week for the shoes by mowing lawns. You already have $24 saved. Write an inequality that can be used to find the minimum number of weeks you must save in order to buy the shoes.
• You need to work ______________ hours.
• more than• less than• at least• no more than
Solve the inequality. Check the solution.
2(5 3x) ≥ 10x + 10
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1112 Inequality Quiz 1.notebook April 11, 2014
p.810 answers
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1112 Inequality Quiz 1.notebook April 11, 2014
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1112 Inequality Quiz 1.notebook April 11, 2014
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1112 Inequality Quiz 1.notebook April 11, 2014
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1112 Inequality Quiz 1.notebook April 11, 2014
• Open notes• Calculator• Show all work
Quiz1. Take Quiz2. Patiently raise hand3. = correct 4. Redo questions without a5. Turn in.
p.1112P
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1112 Inequality Quiz 1.notebook April 11, 2014
C C
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1112 Inequality Quiz 1.notebook April 11, 2014
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Attachments
multistep inequalities.pdf
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Infinite Algebra 1 Name___________________________________
Period____Date________________Multi-Step Inequalities
Solve each inequality and graph its solution.
1)
−3
x
+ 2
x
≤ 6
−9 −8 −7 −6 −5 −4
2)
3 − 6
n
− 4 < 17
−8 −7 −6 −5 −4 −3 −2 −1 0
3)
n
− 3 + 4 > 7
3 4 5 6 7 8 9 10
4) 0 <
n
− 1 + 6
−10 −9 −8 −7 −6 −5 −4 −3 −2 −1 0
5)
−3
x
− 2
x
< 5
−3 −2 −1 0 1 2 3 4
6)
−(
2 + 2
m
) − 2 > 6
−8 −7 −6 −5 −4 −3 −2 −1
7) −9 ≥
−8(
1 + 6
v
) − 1
−3 −2 −1 0 1 2
8)
8(
1 − 4
x
) > 40
−6 −5 −4 −3 −2 −1 0 1 2
9)
4(
8 − 2
b
) − 2
b
≤ 32
−3 −2 −1 0 1 2
10)
5
x
−
7(
x
+ 1) > −9
−4 −3 −2 −1 0 1 2 3 4 5
11)
−
p
+ 6
p
≤
4 +
6
p
−8 −7 −6 −5 −4 −3 −2
12)
5 +
4
x
≥
x
+ 8
−2 −1 0 1 2 3
-1-
-
©G H240T1C1I 7KLuYtfaG TS7oEfXt7w3anrYez DLTL2CP.V 7 LAjl8lf Rrvicg2hktSsu 8rLeEsJe6rgvSe4dc.S c gM9abdjee vwri2tEho AICnufZisnHiytteL lA4lHgzepblr7aj T1O.G Worksheet by Kuta Software LLC
13)
4
k
− 4 − 3
k
>
13 − 7
k
− 1 + 8
−1 0 1 2 3 4 5 6 7
14)
r
− 7 >
9 −
r
3 4 5 6 7 8 9 10 11 12
15)
6 + 2
x
≤
12 + 8
x
− 3
x
−6 −5 −4 −3 −2 −1 0
16)
−30 +
5
x
>
4(
6 + 8
x
)
−7 −6 −5 −4 −3 −2 −1 0
17)
−7
v
− 8 ≤
6(
1 − 2
v
) + 1
−2 −1 0 1 2 3 4 5
18)
38 +
5
x
>
7(
x
+ 4)
3 4 5 6 7 8 9
19)
7 −
7(
x
− 7) >
−4 +
5
x
2 3 4 5 6 7
20)
−3(
2
v
− 5) <
−13 +
v
2 3 4 5 6
21) −24 ≤
6(
5
b
− 2) −
8(
8
b
− 7)
−2 −1 0 1 2 3 4 5 6
22)
7(
1 − 5
n
) −
(
n
+ 3) ≥ 4
−3 −2 −1 0 1 2 3 4 5
23)
5
n
+
7(
−6 −
n
) >
4(
n
+ 3)
−12 −11 −10 −9 −8 −7 −6
24)
x
− 8 + 3
x
+ 2 <
−6(
8
x
− 7) +
4(
8
x
− 2)
−1 0 1 2 3 4 5
-2-
-
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Infinite Algebra 1 Name___________________________________
Period____Date________________Multi-Step Inequalities
Solve each inequality and graph its solution.
1)
−3
x
+ 2
x
≤ 6
−9 −8 −7 −6 −5 −4
2)
3 − 6
n
− 4 < 17
−8 −7 −6 −5 −4 −3 −2 −1 0
3)
n
− 3 + 4 > 7
3 4 5 6 7 8 9 10
4) 0 <
n
− 1 + 6
−10 −9 −8 −7 −6 −5 −4 −3 −2 −1 0
5)
−3
x
− 2
x
< 5
−3 −2 −1 0 1 2 3 4
6)
−(
2 + 2
m
) − 2 > 6
−8 −7 −6 −5 −4 −3 −2 −1
7) −9 ≥
−8(
1 + 6
v
) − 1
−3 −2 −1 0 1 2
8)
8(
1 − 4
x
) > 40
−6 −5 −4 −3 −2 −1 0 1 2
9)
4(
8 − 2
b
) − 2
b
≤ 32
−3 −2 −1 0 1 2
10)
5
x
−
7(
x
+ 1) > −9
−4 −3 −2 −1 0 1 2 3 4 5
11)
−
p
+ 6
p
≤
4 +
6
p
−8 −7 −6 −5 −4 −3 −2
12)
5 +
4
x
≥
x
+ 8
−2 −1 0 1 2 3
-1-
-
©i U2N0a1b1r bKKu0t0a8 JSOoHfHtvwqamrke3 yL6L8CE.9 T cALlwl7 drtibgqhRtwsp irtehs3e9r7vaendW.N 6 HMpaLdteX hwkiWtyhH AInn0fJiInaiBtLeg ZAalKg8eVb9raaa p14.C Worksheet by Kuta Software LLC
13)
4
k
− 4 − 3
k
>
13 − 7
k
− 1 + 8
−1 0 1 2 3 4 5 6 7
14)
r
− 7 >
9 −
r
3 4 5 6 7 8 9 10 11 12
15)
6 + 2
x
≤
12 + 8
x
− 3
x
−6 −5 −4 −3 −2 −1 0
16)
−30 +
5
x
>
4(
6 + 8
x
)
−7 −6 −5 −4 −3 −2 −1 0
17)
−7
v
− 8 ≤
6(
1 − 2
v
) + 1
−2 −1 0 1 2 3 4 5
18)
38 +
5
x
>
7(
x
+ 4)
3 4 5 6 7 8 9
19)
7 −
7(
x
− 7) >
−4 +
5
x
2 3 4 5 6 7
20)
−3(
2
v
− 5) <
−13 +
v
2 3 4 5 6
21) −24 ≤
6(
5
b
− 2) −
8(
8
b
− 7)
−2 −1 0 1 2 3 4 5 6
22)
7(
1 − 5
n
) −
(
n
+ 3) ≥ 4
−3 −2 −1 0 1 2 3 4 5
23)
5
n
+
7(
−6 −
n
) >
4(
n
+ 3)
−12 −11 −10 −9 −8 −7 −6
24)
x
− 8 + 3
x
+ 2 <
−6(
8
x
− 7) +
4(
8
x
− 2)
−1 0 1 2 3 4 5
-2-
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