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Algebra L1-5 Quiz v5

Last updated about 2 years ago

6 questions

1

1

1

1

Question 4

4.

Solve the following inequality. Show your work and graph the solution on the number line.
3x-(x-1)\geq 5x-8

2

2

Question 1

1.

Which number line shows the solution to the inequality -7(2x-2)\geq-14?

Question 2

2.

Solve the inequality 2(x+1)+3x<11(4-x)+10x.

x<7

x>4

no solutions

all real numbers

Question 3

3.

Which numberline shows the solution to the inequality -4(2x+3)<12?

Question 5

5.

A photo album printing service offers two album printing plans.

Plan A: $4 per photo, plus a $60 book fee.
Plan B: $2 per photo, plus a $100 book fee.

If you are going to get an album printed with n photos in it, which of the following inequalities will help decide when Plan B is cheaper (or the same price) as Plan A?

2n+60\leq 4n+100

60-4n\leq 100-2n

4n-100\leq2n-60

2n+100\leq 4n+60

4n+60\leq 4n+100

Question 6

6.

Imagine you work at the photo print shop from the scenario in question 5. People come to the shop asking you to print albums of different sizes. Below is the list of the number of pictures in each album. Select all the jobs for which you'll recommend Plan A to save money.

3

9

15

21

27

33

42