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HW Check 6.3
By Jennifer Schaupeter
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Last updated over 2 years ago
7 questions
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Question 1
1.
Question 2
2.
Question 3
3.
Question 4
4.
Question 5
5.
Write an inequality for the following problem:
You spend $46 on supplies to make ornaments and plan to sell them for $8.50 each. How many do you need to sell to have a positive profit?
(use
x
as your variable and no spaces)
Question 6
6.
Refer to problem #5.
What is the least number of ornaments you can sell for your profit to be positive?
Question 7
7.
Decide if the inequality has a solution, no solution, or all solutions:
8x - 3 > -5
has a solution
has NO solution
has ARN as a solution
Decide if the inequality has a solution, no solution, or all solutions:
3y - 5 > 2y - 7 + y
has a solution
has NO solution
has ALL solutions
Decide if the inequality has a solution, no solution, or all solutions:
3(x - 2)
>
4x - 6
has a solution
has NO solution
has ALL solutions
Decide if the inequality has a solution, no solution, or all solutions:
6(x + 3) < 7x + 18 - x
has a solution
has NO solution
has ALL solutions
For which values of a and b are all the solutions of
ax+b > 0
positive?
a > 0 and b > 0
a < 0 and b < 0
a > 0 and b < 0
a < 0 and b = 0
none of the above