2 years ago

What is the complete square of x^2-8x-1=8

Mathematics

1 answer:

Veronika [31]2 years ago

3 0

Answer:

x=9,-1

Step-by-step explanation:

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I have 7 students. Two of them love skateboarding, and five love biking. If my number of students doubles, but the ratio of pref

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Answer:

10 (love biking)

Step-by-step explanation:

The ratio is 2(Skateboarding):5(biking) which, when doubled is; 4(skateboarding):10(biking)

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3 years ago

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Tanya is printing a report. There are 100 sheets of paper in the printer, and the number of sheets p after t minutes of printing

BARSIC [14]

Answer:

0=-8t + 100

8t=100

t=12.5 minutes

Step-by-step explanation:

Hope this helped! Im sorry if it didn't. Here is the link:

brainly.com/question/5881676

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2 years ago

40 is 50% of what number?<br> A. 20<br> B. 40<br> C. 60<br> D. 80

Alex787 [66]

Answer:

D. 80

Step-by-step explanation:

multiply 40 by 2 cause its 50 percent

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2 years ago

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Pizza has 12 slices only finished 75% how many slices are left

Anvisha [2.4K]

Answer:

3 slices

Step-by-step explanation:

12-75%=3

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3 years ago

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A ship sails 95 km on a bearing of 140 degrees,than further on 102km on a bearing of 260degrees,and than returns directly to its

sammy [17]

Answer:

1. 98.7 km

2. 303.5 degree

Step-by-step explanation:

Using the alternate angle, the angle at B will be 50 + 10 = 60 degree.

To calculate the length AC of the returning journey, use cosine formula to calculate it.

To find the bearing of the returning journey, use sine rule to calculate it.

Please find the attached file for the solution

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3 years ago