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luda_lava [24]
3 years ago
13

I’m so confused what is answer to the value of x HELPPP

Mathematics
2 answers:
Vesna [10]3 years ago
7 0

Answer:

2.5 or 5/2

Step-by-step explanation:

Vertical angles are a pair of non-adjacent angles formed by the intersection of two straight lines. In simple words, vertical angles are located across from one another in the corners of the "X" formed by two straight lines. They are also called vertically opposite angles as they are situated opposite to each other - in other words, separated by the crossing point of the two lines, and not by the lines themselves.

that also means that they are equal.

and so,

8x + 15 = 4x + 25

4x = 10

x = 10/4 = 5/2 = 2.5

Maurinko [17]3 years ago
4 0

Answer:

x=5/2 or 2.5

Step-by-step explanation:

See the image for solution

Hope it helps

Have a great day

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You got $300 for Christmas. You want to buy a hoodie that cost $52, a pair of pants that were $45 and you need shoes. Write an i
masya89 [10]

Answer:

she at least has $203 to buy a pair of shoes.

Step-by-step explanation:

Total allowance for Christmas  = $300

Cost of 1 hood = $52

Cost of 1 pair of pants = $45

Let the cost of a pair of shoes = $m

Now, Cost of 1 hoodie  + 1 pants  + 1 pair shoes =    $300

or, $52 + $45 + m  =  $300

or, m =   300 - 97 = 203

or,  m  = $203

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6 0
4 years ago
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Bingel [31]

Answer:

The temperature in degrees Celsius is <em>-48°C </em>.

Step-by-step explanation:

The given equation is:

v = 20√[t + 273]

Therefore, rearranging we get:

(v / 20)² = t + 273

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but the speed of sound, v, is equal to 300 m/s

Therefore,

t = (300 / 20)² - 273

<em>t = -48°C</em>

<em></em>

Therefore, the temperature in degrees Celsius is <em>-48°C </em>.

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Xelga [282]

Answer:

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Step-by-step explanation:

The easy way to determine is to plug in the potential zero into the polynomial given the binomial divisor and see if it results in 0. If so, then the binomial is a factor of the polynomial:

Because f(5/2)=0, then the binomial is indeed a factor of the polynomial!

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Mama L [17]

Answer:

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Step-by-step explanation:

use a calculator and find 30% of 30$, then subtract the value from the calculator, boom, done.

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