Unit 6 Test IM 7th grade
Assessment
•
Pamela Lee
•
Mathematics
•
7th Grade
•
674 plays
•
Hard
Student preview
20 questions
Show answers
1.
Multiple Choice
Lin got a $50 gift card to an online music store. She uses the gift card to buy an album for $9.99. She also wants to use the gift card to buy some songs. Each song costs $1.29.
Which of these inequalities describes this situation, where n
is the number of songs Lin wants to buy?
9.99+1.29n≥50
9.99+1.29n≤50
9.99−1.29n≥50
9.99−1.29n≤50
2.
Multiple Choice
Which number line shows all the values of x that makes the inequality true?
a
b
c
d
3.
Multiple Select
Select all expressions that are equivalent to 6x+1−(3x−1)
6x+1−3x−1
6x+-3x+1+1
3x+2
6x−3x+1−1
6x+1+-3x−-1
4.
Multiple Choice
The answer to this inequality 5 − 2t < -4 is t > 9/2
Why does the inequality change from the less than symbol to the greater than symbol.
I will divide by a negative 2.
I will multiply by a negative 2.
I will add negative 2.
I don't know; I am negative.
5.
Multiple Choice
k
-k
12k
-12k
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