Solving One-Variable Inequalities

Question 1

Which interval is the solution set to 0.35x – 4.8 < 5.2 – 0.9x?

Revolt · Accepted Answer

(–∞, 8)

Question 2

✔ x > –1.25x –0.8x < –0.8

Revolt · Accepted Answer

✔ x > –1.25

Question 3

Question 74557

Revolt · Accepted Answer

The inequality that will determine the number of months, x, that are required for the second phone to be less expensive is .: 100 + 55x > 150 + 51x; The solution to the inequality is .: x > 12.5; Sal’s mother would have to keep the second cell phone plan for at least months in order for it to be less expensive.: 13

Question 4

x > 2.4x 12.5

Revolt · Accepted Answer

✔ x > 12.5

Question 5

2312✔ 13

Revolt · Accepted Answer

✔ 13

Question 6

Question 74561

Revolt · Accepted Answer

52.5

Question 7

Which number line represents the solution to 2.5 – 1.2x < 6.5 – 3.2x?

Revolt · Accepted Answer

Answer image: //media.edgenuity.com/EVresources/3109/3109-04/3109-04-08/3109-04-08-20/3109-04-08-20-03/3109-04-08-20-03-image3.png

Question 8

Which student’s first step was incorrect, and why?

Revolt · Accepted Answer

Luis’s, because he flipped the inequality sign when he subtracted

Question 9

Which represents the solution set to the inequality ?

Revolt · Accepted Answer

(–∞, ]

Question 10

Which of the x values are solutions to the inequality 4(2 – x) > –2x – 3(4x + 1)? Check all that apply. x = –1.1x = –2.2x = 0x = –10x = 10

Revolt · Accepted Answer

x = 0; x = 10

Solving One-Variable Inequalities Answers

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