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Shtirlitz [24]
3 years ago
11

Tori ran 4/5 Mile in 1/5 hour. write an equation for the distance in miles Y that she ran in X hours if she ran at a constant ra

te​
Mathematics
1 answer:
nirvana33 [79]3 years ago
6 0

Answer:

y=4x

Step-by-step explanation:

Let

y ----> the distance in miles

x ----> the time in hours

using proportion

\frac{y}{x}=\frac{(4/5)}{(1/5)}

Simplify

\frac{y}{x}=\frac{4}{1}

y=4x

This is a linear direct variation

The unit rate or speed is the slope of the linear equation

The unit rate is 4 miles/hour

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Answer:
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WILL AWARD BRAINIEST!! Question is in the attached image.
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Answer:

Look down at explanation

Step-by-step explanation:

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Three forces of 300 N in the direction of N30E, 400N in the direction of N60E and
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Split up each force into horizontal and vertical components.

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• 400 N at N60°E :

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• 500 N at N80°E :

(500 N) (cos(80°) i + sin(80°) j)

The resultant force is the sum of these forces,

∑ F = (300 cos(30°) + 400 cos(60°) + 500 cos(80°)) i

… … …  + (300 sin(30°) + 400 sin(60°) + 500 sin(80°)) j N

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Answer:

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Step-by-step explanation:

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Answer:

The answer is 'C'

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