Hi! So I am completing a major assignment in college that is review of past material, I have a few questions I could use a hand with.
Which of the following words or phrases would indicate that an inequality should be used to model a situation rather than an equation: divided by, is equal, product of, at least.
Is it: at least?
It takes Karl 15 minutes to clean his room. It takes Jesse at least twice as long to clean her room. Which inequality expresses this relationship, if x is equal to the amount of time it takes Jesse to clean her room?
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Rewrite |5x + 7| < 10 as a double inequality.
No idea, help!
Which of the following words or phrases would indicate that an inequality should be used to model a situation rather than an equation: divided by, is equal, product of, at least.
Is it: at least?
It takes Karl 15 minutes to clean his room. It takes Jesse at least twice as long to clean her room. Which inequality expresses this relationship, if x is equal to the amount of time it takes Jesse to clean her room?

Rewrite |5x + 7| < 10 as a double inequality.
No idea, help!