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34kurt
3 years ago
9

Evaluate W squared - 4 W + 5 When w equals -4

Mathematics
1 answer:
natka813 [3]3 years ago
8 0

W^2-4+5 ; when w =-4


-4^2-4+5


-16-4+5


-20+5


-15

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Como se simplifican las expresiones algebraicas
Bingel [31]

Answer:

Para simplificar cualquier expresión algebraica, las siguientes son las reglas y pasos básicos: Elimine cualquier símbolo de agrupación, como corchetes y paréntesis, multiplicando factores. Usa la regla del exponente para eliminar la agrupación si los términos contienen exponentes. Combina los términos semejantes mediante suma o resta.

8 0
3 years ago
A plane has 240 gallons of fuel. The plane averages 5 miles per gallon. How far can the plane go? ​
artcher [175]

Answer:

G ÷ M = 48

Step-by-step explanation:

 5 ⟌ 2 4 0

  0    

   5 ⟌ 2 4 0

       0    

   5 ⟌ 2 4 0

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       0    

   5 ⟌ 2 4 0

     - 0    

       2    

       0    

   5 ⟌ 2 4 0

     - 0    

       2 4  

       0 4  

   5 ⟌ 2 4 0

     - 0    

       2 4  

  0 4  

   5 ⟌ 2 4 0

     - 0    

       2 4  

       2 0  

       0 4  

   5 ⟌ 2 4 0

     - 0    

       2 4  

     - 2 0  

         4  

   0 4  

   5 ⟌ 2 4 0

     - 0    

       2 4  

     - 2 0  

         4 0

0 4 8

   5 ⟌ 2 4 0

     - 0    

       2 4  

     - 2 0  

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       0 4 8

   5 ⟌ 2 4 0

     - 0    

       2 4  

     - 2 0  

         4 0

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You are done, because there are no more digits to move down from the dividend.

The answer is the top number and the remainder is the bottom number.

Therefore, the answer to 240 divided by 5 calculated using Long Division is:

48

Hope this helps!!! :))

https://brainly.com/

5 0
3 years ago
Read 2 more answers
Paul buys 5 bags of chips and 9 bags of pretzels for $16.95. Ian buys 1 bag of chips and 1 bag of pretzels for $2.55. Find the c
egoroff_w [7]

Answer: The cost of one bag of chips is $1.5 and cost of one bag of pretzels is $1.05.

Step-by-step explanation:

Let x= Cost of one bag of chips

y= Cost of one bag of pretzels.

As per given, we have

5x+9y=16.95        ...(i)

x+y=2.55            ...(ii)

Multiply 5 to (ii), we get

5x+5y=12.75     ...(iii)

Eliminate (iii) from (i), we get

4y=4.2\\\\\Rightarrow\ y=1.05

Put value of y in (ii), we get

x+1.05=2.55\\\\\Rightarrow\ x=2.55-1.05=1.5

Hence, the cost of one bag of chips is $1.5 and cost of one bag of pretzels is $1.05.

3 0
3 years ago
Find the location of A' given that A is (7, 1).
SSSSS [86.1K]

Answer:

We conclude that the location of A' is: A'(6, 1)

Step-by-step explanation:

Given

  • A(7, 1)

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The location of A'

Translation Rule:

As we have to translate 1 unit left, meaning we need to subtract 1 unit from the x-coordinate of point A(7, 1) to determine the location of A'.

In other words, the translation rule is:

A(x, y) → A'(x-1, y)

as

A(7, 1)

so

A(7, 1) → A'(7-1, 1) = A'(6, 1)

Therefore, we conclude that the location of A' is: A'(6, 1)

8 0
3 years ago
In the past, 75% or less of the tourists who visited Tacoma went to see the glass blowing museum. The management of the museum r
Alex787 [66]

Answer:

H0 : p ≤ 0.75   against Ha : p > 0.75

Step-by-step explanation:

We formulate our null and alter native hypotheses as

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In the question the claim whether the promotional campaign actually increased the proportion of tourists visiting the museum is given which is formulated as alternative hypothesis.

So when we formulate the alternative hypothesis as Ha : p> 0.75 the null hypothesis is H0 p ≤ 0.75

Where p is the probability = 75% = 75/100 = 0.75

5 0
4 years ago
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