Question

The additive inverse of 14 is -14. (1 point)

Answer 1

Look for Additive Inverse on the attached number properties chart.

Answer 2

i really need help with my math grade.. plz
1. Choose the correct solution and graph for the inequality.
y – 5 ≤ –8 (1 point)
y ≤ –13
y ≥ –3
y ≥ –13
y ≤ –3
2. Choose the correct solution and graph for the inequality.
x – 3 ≤ 2 (1 point)
x ≥ 5
x ≤ –1
x ≤ 5x ≥ –6
3. Choose the correct solution and graph for the inequality.
x + 7 ≤ –8 (1 point)
x ≤ 15
x ≤ –15
x ≤ –1
x ≤ –
4. Choose the correct solution and graph for the inequality.
> 9
(1 point)x > 1
x > 81
x > 1
x > 0
5. Choose the correct solution and graph for the inequality.
≥ –4 (1 point)
z ≤ –9
z ≤ –20
z ≥ 1
z ≥ –20
Multiple Choice
6. Choose the correct solution and graph for the inequality.– ≤ 3 (1 point)
y ≤ 6
y ≤ –6
y ≥ –6
y ≥ 6
Multiple Choice
7. Choose the correct solution and graph for the inequality.
–4z ≤ –32 (1 point)
z ≤ –8
z ≥ –8

z ≥ 8
z ≤ 8
8. What are the solutions of the inequality? Check the solutions. 2x + 12 ≥ 6 (1 point)
x ≥ –3
x ≤ 3
x ≤ –3
x ≥ 3
9. What are the solutions of the inequality? Check the solutions.
2(x – 4) < 6 (1 point)
x > –2
x > 5
x < 7
x < 14
10. What are the solutions of the inequality? Check the solutions.
12 + 10w ≥ 8(w +12) (1 point)
w ≥ –42
w ≥ 48
w ≥ 42
w ≥ 54
11. If D is the set of natural numbers that are whole numbers less than 3, choose the selection below that correctly shows this set in
roster and set-builder notation. (1 point)
D = {0, 1, 2, 3, 4, 5}; D = {x is a whole number, x < 3}
D = {0, 1}; D = {x | x < 3}
D = {0, 1, 2}; D = {x | x is a whole number, x < 3}
D = {0, 1, 2, 3, 4, 5 , 6, 7}; D = {x < 3}
12. In set-builder notation, how do you write the solutions of the inequality?2x + 12 ≥ 6 (1 point)
{x | x ≥ –3}
{x | x ≥ 3}
{x | x ≤ –3}
{x | x ≤ 3}
13. In set-builder notation, how do you write the solutions of the inequality?
–4 – x ≥ –2 (1 point)
{x | x ≥ –2}
{x | x ≥ 2}
{x | x ≤ –2}
{x | x ≤ 2}
Multiple Choice
14. What are all the subsets of the set?
{–8, 4} (1 point)
, {–8}, {4}
{–8}, {4}, {–8, 4}
{–8}, {4}
, {–8}, {4}, {–8, 4}
15. Suppose U = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10} is the universal set, and P = {1, 4, 9}. What is P'? (1 point)
{2, 3, 5, 6, 7, 8}
{2, 4, 6, 8}
{1, 2, 3, 4, 5, 6, 7, 8, 9, 10}
{2, 3, 5, 6, 7, 8, 10}16. Which compound inequality and graph represent the following phrase?
all real numbers that are greater than –6 and less than 6 (1 point)
6 < x < –6
–6 < x ≤ 6
–6 ≤ x ≤ 6
–6 ≤ x < 6
17. Which compound inequality and graph represent the following phrase?
all real numbers that are less than –4 or greater than 12 (1 point)
y < –4 or y > 12
y < –4 or y < 12y > –4 or y < 12
y > –4 or y > 12
18. What are the solutions of the compound inequality? Graph the solutions.
–2 < 4x – 10 < 6 (1 point)
4 < x < 12
–3 < x < –1
–16 < x < –8
2 < x < 419. What are the solutions of the equation? Graph and check the solutions.
|x| + 6 = 4 (1 point)
x = –6 or x = 6
x = –4 or x = 4
x = –2 or x = 2
20. What are the solutions of the equation? Graph and check the solutions.
(1 point)21. What are the solutions of the inequality? Graph the solution.
|5x| ≥ 20 (1 point)
x ≥ –4
x ≥ 4
x ≥ 4 or x ≤ –4
x ≥ –4 and x ≤ 422. What are the solutions of the inequality? Graph the solution.
|x – 5| ≥ 4 (1 point)
x ≥ 9
x ≥ –1
x ≥ 9 or x ≤ –1
x > 9 and x < –1
23. Jack is looking through his room to find shoes to wear. In the closet, he has a white pair, a red pair, and an orange pair. Under
his bed, he sees a red pair, a black pair, and a green pair. Which set represents all the colors of the pairs of shoes? (1 point)
{white, red, orange}
{red}
{white, red, red, orange, black, green}
{white, red, orange, black, green}
24. Three boys are comparing their hobbies. Which hobby do all three boys have in common? (1 point)
{swimming}
{baseball, tennis, hockey}
{jogging, fishing, swimming}
{jogging}
25. Of 410 consumers polled, some purchase music on CDs, some only download music, and some do both. If 290 people polled
purchase CDs and 220 purchase CDs and download music, how many people download music? (1 point)
340
120
70
220
26. Let X = {x | x is a whole number between 10 and 20}, Y = { x | x is an odd number}
What is X∩Y?
(1 point)
{11, 12, 13, 14, 15, 16, 17, 18, 19, 20}
{12, 14, 16, 18, 20}
{10, 11, 12, 13, 14, 15, 16, 18, 19, 20}
{11, 13, 15, 17, 19}