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SSSSS [86.1K]
4 years ago
13

I don’t understand this

Mathematics
1 answer:
Gnesinka [82]4 years ago
6 0

Answer:

-5 or 5

Step-by-step explanation:

The n is in absolute value bars. So n could either be -5 or 5

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A student drove to the university from her home and noted that the odometer reading of her car increased by 16.0 km. The trip to
notka56 [123]

Answer:

Average speed is 48 km per hour

Step-by-step explanation:

A student drove to the university from her home and noted that the odometer reading of her car increased by 16.0 km. The trip took 20.0 min. (a) What was her average speed? in km/hr

Distance traveled is 16 km and the time taken is 20 minutes

convert minutes into hour. to convert minutes into hour we divide by 60 because 1 hour = 60 minutes

\frac{20}{60} =\frac{1}{3}

so time = 1/3  and distance = 16

Average speed = distance by time

speed =\frac{16}{\frac{1}{3} } =\frac{48}{1}= 48

Average speed is 48 km per hour

4 0
3 years ago
What is the averge of 70 and 93?
pychu [463]
Add 70+93, then divide by the number of numbers, which is 2.
70+90=163
163/2=81.5
Hope this helps!
3 0
3 years ago
Read 2 more answers
Solve for x in the diagram below.
Ghella [55]

Answer:

x= 20

Step-by-step explanation:

The three angles add to 90 degrees

x+2x+x+10 = 90

Combine like terms

4x+10 = 90

Subtract 10 from each side

4x +10-10 = 90-10

4x = 80

Divide by 4

4x/4 = 80/4

x = 20

6 0
3 years ago
Read 2 more answers
What is the ratio of flour to butter in it’s simplest form
miskamm [114]

Answer: you can’t really answer this because you have to how many bags of flour and how many boxes of butter that you have and then youll be able to solve

Step-by-step explanation: maybe if you reword it and edit your question then it’ll make more sense

4 0
3 years ago
Solve log base 2 of one sixteenth.
irinina [24]

Answer:

-4

Step-by-step explanation:

log (2) (1/16)

2^4=16

fraction is negative exponent

-4

8 0
2 years ago
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