What is the value of the
expression below if a = -4, b = 5?

What Is The Value Of Theexpression Below If A = -4, B = 5?

Answers

Answer 1

Answer:

56

Step-by-step explanation:

2a^2b+5ab-4

substitute a & b:

2(-4)^2(5)+5(-4)(5)-4

2(16)(5)+5(-4)(5)-4

160-100-4=56

Answer 2
The answer should be 38
Sorry if it’s wrong

Related Questions

Expand
(3a – 5b)(2a +36)

Answers

Answer:

6a^2+108a-10ab-180b

Step-by-step explanation:

This another nae for fraction or quotient.It can also be written in the forms 'a:b' and a to b', where a and b are numbers.

Answers

Answer:

The answer is "Ratio".

Step-by-step explanation:

A ratio indicates how often a number contains a different number. Whenever the calculation of two quantities, as often happens, is indeed a measurement ratio without dimension. It is called a quotient of two volumes, which is calculated by using various units.

It is the relationship among two or more elements of financial reports is calculated by ratios. These also are efficient when the outcomes are presented several times. It allows you to monitor the performance of your company over time and to detect signs of injury.

PLEASE HELP! CORRECT = BRAINLIEST
There are 5 problems

Answers

Answer:

[tex]2^{16ab}[/tex] for the first one

77 for the second one

the last one is -72x^-5

Step-by-step explanation:

i dont know about the other two, but i hope these answers help

Answer:

Give the person above me a brainliest!

Step-by-step explanation:

They deserve it.

A server in a restaurant has the chocolate milk shown below. She uses all of the

milk to fill 7 smaller containers equally. There are 1,000 milliliters in i liter. About

how many milliliters of chocolate milk does the server put in each container?

Answers

Answer:

See Explanation

Step-by-step explanation:

Given

[tex]Containers = 7[/tex]

Required

Determine the amount in each container

The question is incomplete, as the amount of the chocolate milk is not given. However, the general solution is as follows

Assume the amount of chocolate milk is x.

The amount in each container is:

[tex]Each = \frac{x}{7}[/tex]

i.e. divide the amount of the chocolate milk by the number of containers.

Now assume that, x = 3.5 litres.

Substitute 3.5L for x in [tex]Each = \frac{x}{7}[/tex]

[tex]Each = \frac{3.5L}{7}[/tex]

[tex]Each = 0.5L[/tex]

Convert to mL

[tex]Each = 0.5 * 1000mL[/tex]

[tex]Each = 500mL[/tex]

What is the probability of rolling a number cube two times and getting 4 each time?
A. 2.8%
B. 11%
C. 44%
D. 67%

Answers

Answer:

Step-by-step explanation:

(1/6)(1/6)=1/36

2.777 rounded to 2.8%

Meghans family is going on a road trip that is 621 miles. They plan to split the trip up equally into 3 days. April's family is also going on a road trip. They will drive 726 miles and split the trip up equally between 3 days. How many more miles per day will Aprils family drive than Meghan's

Answers

Answer:

35 miles more per day than Meghan's family

Step-by-step explanation:

In order to solve this problem, we need to divide the total number of miles that each family is going to drive by the 3 days that they will spend doing so. Once we do this we simply subtract the results from one another which will tell us the difference in miles per day that each family will drive.

Meghan:  621 / 3 = 207 miles per day

April:  726 / 3 = 242 miles per day

242 - 207 = 35 miles per day

Finally, we can see that April's family will drive 35 miles more per day than Meghan's family

find the surface area of a cylinder with a height of 9 inches and base radius of 4inches

Answers

2 x pie x 4 squared x 9 is 904.78 2.dp

Previous 20 Item 20 The width of a rectangular room is 60% of its length. The length of the room is 10 feet. What is the area of the room

Answers

Answer: A=60 square feet

Explanation: w=10*0.6=6 ft.

A=lw

A=10*6=60 square feet.

Answer: 60 feet²

Step-by-step explanation:

The width of the rectangular room is 60% of the length which is 10 feet.

The width is therefore:

= 60% * 10

= 6 feet

The area of a rectangle is calculated by the formula:

= Length * Width

Area there is:

= 10 * 6

= 60 feet²

Which do I pick A or B?

Answers

pickkkkkkkkkk B...!!!?

helppppppppppppppppppppp c/2+5=1

Answers

Answer:

c/2=-4

c=-8

Step-by-step explanation:

Answer:

c = -8

Step-by-step explanation:

Okay, so this is a standard equation, so we have to do the thingy thing on each side:

c/2 + 5 - 5 = 1 - 5

c/2 = -4

c/2 x 2 = -4 x 2

c = -8

So, c = -8

Members of a softball team raised $1513.50 to go to a tournament. They rented a bus for $961.50 and budgeted $46 per player for meals. Write and solve an equation which can be used to determine xx, the number of players the team can bring to the tournament.

Answers

Answer: 1513.50=961.50+46x

The number of players the team can bring to the tournament = 12.

Step-by-step explanation:

Let x= the number of players the team can bring to the tournament.

Total money raised = Rent of bus + (Cost per player) (Number of players)

[tex]1513.50=961.50+46x\\\\\Rightarrow\ 46x=1513.50-961.50\\\\\Rightarrow\ 46x = 552\\\\\Rightarrow x=\dfrac{552}{46}\\\\\Rightarrow x=12[/tex]

Hence, the number of players the team can bring to the tournament = 12.

Find mZB in the parallelogram.
B
C
51°
A
D
mZBE

Answers

Answer: 129°

m∠A  + m∠B =180°

51° + m∠B =180°

m∠B=129°

The angle measure of B in the parallelogram is 129°.

What is parallelogram?

A special form of quadrilateral called a parallelogram has both pairs of its opposite sides parallel and equal.

Given:

ABCD is a parallelogram.

And m∠A = 51°.

m∠A + m∠B = 180°

m∠B = 129°

Therefore, the angle measure of m∠B = 129°

To learn more about the parallelogram;

https://brainly.com/question/29133107

#SPJ5

Find the value of x.

Answers

Answer:

Step-by-step explanation:

8/18=x/24

18x=192

x=10.667(correct to three decimal places)

The price of a refrigerator at Best Buy is $4,299.00. Best Buy is offering a $900 instant discount. There is also a $100 instant rebate available thru the Reliant Energy program. Not including sales tax, what is the final price of the refrigerator if you took all discounts available? The final price of the refrigerator (not including sales tax) is $ Blank.

Answers

Answer:

[tex]Final\ Price = \$ 3299.00[/tex]

Step-by-step explanation:

Given

[tex]Original\ Price =\$4299.00[/tex]

[tex]Discount = \$900[/tex]

[tex]Rebate = \$100[/tex]

Required

Determine the final price

If all discounts are taken, the final price is:

[tex]Final\ Price = Original\ Price - Discount -Rebate[/tex]

This gives:

[tex]Final\ Price = \$ 4299.00 - \$900 - \$100[/tex]

[tex]Final\ Price = \$ 3299.00[/tex]

greatest to least of 2, -1, -2, 0, 1

Answers

Answer:

2,1,0,-1,-2

Step-by-step explanation:

Just find the highest number and start going down.

48
36
24
Find the average rate of change.

Answers

the average rate of change is 12

Rectangle LMNO is reflected over the x-axis to create rectangle L'M'N'O'. If a line segment is drawn from point M to point M', which statement would best describe the relationship between segment M M prime and the x-axis?

Answers

Answer:

They are perpendicular to each other.

Step-by-step explanation:

It is given that there is a rectangle LMNO and this rectangle is reflected over x axis and the create a new rectangle L'M'N'O'.

Now if a straight line segment is drawn joining the point M to the point M', they will form perpendicular to each other. Thus The relationship between the line segment M-M' and the x axis is perpendicularity.

Answer: C they are perpendicular to each other

Step-by-step explanation:

I took the test and got C


Ifx += 5, find the value of x?

Answers

didn't undrestood the question

Answer:

if x + 0 = 5, the value of x is 5.

Step-by-step explanation:

we discard 0 since it is of no value in the equation. thus, x = 5. i'm not sure if the one next to the plus sign is 0, since there's nothing there, but we'll assume it's 0. however, if it turns out to be another number, just transpose the other number next to 5 (it would be negative), and subtract. that will be your x.

4^0 x 16^0
I don’t know how the 0 work

Answers

Answer:

Its just 1.

Step-by-step explanation:

anything to the power of 0 is 1 simple


1
5
5.0,
71
1. -0.3, 4.33, -12, 10001, -12, -2017, 4
From the given numbers, list the numbers that are
(i) positive integers, (ii) negative integers,
(iii) positive numbers, (iv) negative numbers.​

Answers

Answer:

positive number

Step-by-step explanation:

because I got it right

The slope of a line is -5 and the y-intercept is 2. What is the equation of this line?

Answers

y = -5x + 2

plug in the values for y=mx+b where b is the y intercept and the m is the slope

-2 (4x-9) = -18 ×=___​

Answers

Answer:

x = 9/2 or 4 1/2 or 4.5

Step-by-step explanation:

Divide both sides by the numeric factor on the left side, then solve. Hope this helped :)!

the sales tax rate is 5%, if Kayden buys the digital camera priced at $837.41 how much tax will he pay round your answer to the nearest cent​

Answers

Answer:

$41.87

Step-by-step explanation:

$837.41×0.05=$41.8705 or $41.87

the taxes will be $41.87

Aplica las reglas básicas del cálculo de diferenciales a cada una de las siguientes funciones

Answers

Answer:

can you translate this to english

What is the central idea of this text?
A
Hurston was an amazing African-American writer who was unappreciated during
her lifetime.
O
B.
Hurston was an important African-American writer and anthropologist who
helped to preserve the African-American culture and experience.
С
Hurston was a strong-willed, vibrant African-American woman who fought for
what she wanted and found a way to get it.
D
Hurston was a popular and important African-American woman in the Harlem
Renaissance.
Ahhh

Answers

Answer:

B

Step-by-step explanation:

Hurston was an important African-American writer and anthropologist who

helped to preserve the African-American culture and experience.

4y + 15.5 = 45.5
what is y?

Answers

Answer:

Y=7.5

Step-by-step explanation:

A real estate agent gets a 5.5% commission on all of the houses she sells How much money would she make for selling a $198,000 house​

Answers

Answer:

$10,890

Step-by-step explanation:

5.5% × 198000 = 10890

. 3.
Ifu={1,2,3,4,5,6,7,8,9,10}
X= {1,2,4,6,7,8,9}
Y= {1,2,3,4,7,9)
and Z= {2,3,4,7,9}
Whatis XnYnZ?
the n stands for intersection​

Answers

Answer:

We conclude that:

X∩Y∩Z = {2, 4, 7, 9}

Step-by-step explanation:

What is the intersection of three sets:

We know that the intersection of three given sets represents the largest set which consists of all the elements that are common to all the sets.

What is the symbol of the intersection of the sets:

The intersection of sets is denoted by the symbol '∩'.

Determining the  intersection of the sets:

Given

X= {1,2,4,6,7,8,9}

Y= {1,2,3,4,7,9)

Z= {2,3,4,7,9)

Thus,

X∩Y∩Z = {2, 4, 7, 9}

Therefore, we conclude that:

X∩Y∩Z = {2, 4, 7, 9}

Please give me an answer with an explanation! I'll give brainliest to whoever answers it correctly with explanation

Answers

Answer:

Rotational symmetry of Order : 6

Step-by-step explanation:

Rotational symmetry of Order : 6

When you rotate the picture and it match the original shape 6 times.

PLSSSS HELPPPP, i need to identify slope and y intercept also have to write a linear equation!!!

Answers

Answer:

y int= 12.50

slope= 2.00

equation= y=2x+12.5

Step-by-step explanation:

the y intercept in this case is the cost when you've watched 0 movies- its the initial price you pay, or the y value when the x value is equal to 0

the slope is the cost of each movie, or the increment by which the y values goes up when the x value goes up by 1 in this case. (for example the slope would be 5 if the movie price were 5 for each one movie)

y=mx+b is the equation for a linear equation, where m is the slope and b is the y intercept.

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