3 years ago

How many solutions does 5x^2+2=4x have

1 answer:

8 0

This has exactly two solutions.

You can find the number of a solutions that a problem has by its highest power of x. Since x is raised to the 2nd power in here, it has two solutions. In some cases, these solutions will be irrational, double roots, or non-real, but there will still be two of them regardless.

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Two trains leave Stations 396 miles apart at the same time and travel towards each other. One train travels at 95 mph while othe

PolarNik [594]

It will take 2.2 hours for the trains to meet.

Step-by-step explanation:

Given,

Distance between two trains = 396 miles

Speed of one train = 95 mph

Speed of other train = 85 mph

Combined speed of trains = 95+85 = 180 mph

Distance = Speed * Time

Time = $\frac{Distance}{Speed}$

Time = $\frac{396}{180}$

Time = 2.2 hours

It will take 2.2 hours for the trains to meet.

Keywords: speed, distance

Learn more about distance at:

#LearnwithBrainly

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4 years ago

A rectangle is 8 ft long.Its width is represented by "seven plus x feet" what expression would represent the area in square feet

ohaa [14]

My best guess would be A=8(7+x)
That is a correct way to figure it out I’m just not sure if it’s the correct format. :)

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3 years ago

Are most of the people on here from Ed genuity? ahah

attashe74 [19]

Answer:

yes... yes we are lol

Step-by-step explanation:

we smart peeps. and we lyke too spred hour knowledge... yeet

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3 years ago

Solve 3x + 4x = 2.<br> +

yan [13]

Answer: $\frac{-2+\sqrt{10}}{3}$

Step-by-step explanation:

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3 years ago

A particular library has 58 visitors. When the visitors were asked how many books they read that year, 20 said they read one boo

irina1246 [14]

Answer:

16/58 = 8/29

Step-by-step explanation:

p = number of required outcome/number of total out come

p = 16/58 ie number of people that read five book divided by total number of people

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3 years ago