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20 questions
Solve 4x−10≤22
x≤8
x≤3
x≥8
x≥3
Match the given graph with the inequality.
11<a
11≤a
11>a
11≥a
When you graph an inequality on a number line, you should use a closed circle/dot when the inequality has which symbols?
≤,≥
<,>
≥,>
<,≤
x=15 makes the inequality x+9>21 ____.
true
false
Solve 20<4x
x>5
x>16
x<5
x>24
Solve −2x+3(6−4x)≤116
x≤−7
x≥−7
x≥29
x≤29
When you graph an inequality on a number line, you should use an open circle/dot when the inequality has which symbols?
≤,≥
<,>
≥,>
<,≤
"At most" and "no more than" are both clue phrases for the symbol
<
>
≤
≥
Write an inequality for this situation: You are driving along a highway for which the maximum speed limit is 55 mph.
s<55
s>55
s≤55
s≥55
Solve −2k>18
k>20
k<−9
k>−9
k<16
x=10 makes the inequality −2x−13>31 ____.
true
false
"At least" and "no fewer than" are clue phrases for the symbol
<
>
≤
≥
Match the given graph with the inequality.
x≤4
x<−4
x≥−4
x<4
Solve −2(2x−7)≤54
x≥−10
x≤−10
x≥10
x≤10
When you solve the inequality 3x<−12 , will you need to flip the direction of the inequality symbol?
Yes
No
Anita is saving for college and wants to take no fewer than $3000 with her for the fall semester. Her summer job pays $9/hour. She has already saved $720. How many hours will Anita have to work during the rest of the summer to meet her goal? Select the inequality that models the situation if h represents the number of hours Anita will need to work.
720+9h≥3000
9+720h≥3000
720+9h>3000
9+720h>3000
Match the inequality x<6 to the correct graph.
A
B
C
D
When you solve an inequality, you flip the inequality sign because
you multiply or divide both sides by the same number
you multiply or divide both sides by a negative number
you multiply both sides by a negative number
a negative number is present in the inequality
Solve 12≥15−6y
y≤21
y≥21
y≤2
y≥2
When you graph an inequality on a number line, you should shade to the right when the inequality has which symbols?
≤,≥
<,>
≥,>
<,≤
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