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Mathematics 15 Online
OpenStudy (anonymous):

fan+medal Solve. 8x + 4 ≤ –20 A. x ≥ –3 B. x ≤ –3 C. x ≥ –2 D. x ≤ –2

OpenStudy (anonymous):

@DarkBlueChocobo

OpenStudy (anonymous):

is it a variable prob ?

OpenStudy (darkbluechocobo):

well subtract 4 from each sides so \[8x \le -24\]

OpenStudy (darkbluechocobo):

now divide by 8

OpenStudy (darkbluechocobo):

\[x \le-3\]

OpenStudy (anonymous):

thxs

OpenStudy (anonymous):

Kendall has a maximum of 500 megabytes of data usage each month on her cell phone. She has used 160 megabytes this month. Each message she sends is 4 megabytes. About how many more messages can Kendall send this month? A. at least 85 messages B. at most 85 messages C. at least 165 messages D. at most 165 messages

OpenStudy (anonymous):

help with one more @DarkBlueChocobo

OpenStudy (darkbluechocobo):

at most 85

OpenStudy (anonymous):

so b than right

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