Walter and Brian each have a CD collection. -The number of CDs in Walter's collection can be represented by x. -The number of CDs in Brian's collection is 3 times the number in Walter's collection. -The total number of CDs in both collections is 144. What is x, the number of CDs in Walter's collection?
Inequalities and Equations

Quiz
•
Mathematics
•
7th Grade
•
Hard
Anthony Clark
Used 82+ times
FREE Resource
11 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
108
48
72
36
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the value of x in this equation?
2x + 2 = -52
-25
-27
-56
-50
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If x = 14, which equation is true?
3(20 - x) = 44
3(12 - x) = 6
2(x - 3) = 22
2x - 3 = 22
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If x = -6, which inequality is true?
-5 - 3x > 10
-3 - 5x < -14
1 - 2x > 13
2 - x < -3
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the inequality.
x + 5 ≤ 13
x ≥ 8
x ≥ 18
x ≤ 8
x ≤ 18
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Match the graph with its inequality.
11 < a
11 > a
11 ≤ a
11 ≥ a
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Pheobe has $500 in a savings account at the beginning of the summer. She wants to have at least $200 in account by the end of the summer. She withdraws $25 each week for food, clothes, and movie tickets. Write an inequality that represents Pheobe's situation.
200+25w ≥ 500
500-25w ≥ 200
500+25w ≤ 200
200-25w ≤ 500
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