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LuckyWell [14K]
3 years ago
14

What is the solution set of this inequality?

Mathematics
1 answer:
Gnoma [55]3 years ago
8 0

Answer:

A.

x\ge \:4

Step-by-step explanation:

8(x-5) -3x\geq -20\\\\\mathrm{Expand\:}8\left(x-5\right)-3x:\quad 5x-40\\\\5x-40\ge \:-20\\\\\mathrm{Add\:}40\mathrm{\:to\:both\:sides}\\\\5x-40+40\ge \:-20+40\\\\Simplify\\\\5x\ge \:20\\\\\mathrm{Divide\:both\:sides\:by\:}5\\\\\frac{5x}{5}\ge \frac{20}{5}\\\\Simplify\\\\x\ge \:4

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Please help due in 15 min
dimulka [17.4K]
It is 63 students, because 84 divided by 2 is 42 then half of 42 is 21 so 21 is 25% so then you do 21 x 3 = 63
3 0
3 years ago
Chuck lives of a mile from the post office. He walked of the way from home to the post office. How far did Chuck walk? If possib
Radda [10]

Complete question :

Chuck lives 4/5 of a mile from the post office. He walked 2/3 of the way from home to the post office. How far did Chuck walk? If possible, write the answer in reduced form

Answer:

8/ 15 miles

Step-by-step explanation:

Given that:

Distance from house to post office = 4/5 miles

Distance walked = 2/3 of the distance

Hence, the distance walked can be obtained thus :

2/3 of (4/5)

2/3 * 4/5

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4 0
2 years ago
What is the percent of increase from 106 miles to 122 miles?
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Answer:

15.094 %

Step-by-step explanation:

[(122 - 106) /106] 100

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(0.15094)x100

15.094

8 0
3 years ago
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Aleksandr-060686 [28]
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7 0
3 years ago
You want to estimate the mean amount of time college students spend on the Internet each month. How many college students must y
KonstantinChe [14]

Answer:

752.95

Step-by-step explanation:

Data provided in the question

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The confidence level is 75%, so the z value is 1.96

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Hence, the number of college students spends on the internet each month is 752.95

Simply we considered the above values so that the n could come

8 0
3 years ago
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