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Mathematics 8 Online
OpenStudy (anonymous):

literally no one has helped me all day. someone please help me with math algebra?

OpenStudy (anonymous):

Post the question and I'll see if I can help!

OpenStudy (anonymous):

In a certain town, the wind speed, x, in km/h on a certain day is described by two statements: If 2 times the wind speed is increased by 2, the wind speed is still less than 46 km/h. Twice the wind speed minus 27 is greater than 11 km/h. Part A: Create a compound inequality to represent the wind speed range. (3 points) Part B: Can the wind speed in this town be 20 km/h? Justify your answer by solving the inequalities in Part A. (3 points) Part C: The average wind speed in another town is 23 km/h, but the actual wind speed is within 4 km/h of the average. Write and solve an inequality to find the range of wind speed in this town. (4 points)

OpenStudy (anonymous):

BUT all i need is part C

OpenStudy (anonymous):

Okay give me one second to see if I can solve this.

OpenStudy (anonymous):

23-4< x < 23+4 Is this okay?

OpenStudy (anonymous):

yes, thank you ! i just really didn't understand ^^

OpenStudy (anonymous):

Haha it's okay! Good luck!

OpenStudy (anonymous):

thanks !

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