evaluate each expression if m equals 3 and n equals 7, 3mn is?​

Answers

Answer 1

Answer:

63

Step-by-step explanation:3(3)(7)=63

Answer 2

Answer: 3 x 3 x 7 = 63

Step-by-step explanation: I am not sure if this is what you are asking but when a number and a variable and next to each other without any spaces it means that you should multiply them, so, 3 x m is just 3 x 3. Expanding on this, if 3 x 3 x n is equal to 3 x 3 x 7 then you can just multiply 3, 3, and 7 for a total of 63.


Related Questions

There are 2 sets of balls numbered l through 19 placed in a bowl. If 2 balls are randomly chosen without replacement, find the probability that the balls have the same number. Express your answer as a fraction in lowest terms or a decimal rounded to the nearest millionth. ​

Answers

Answer:

0.027027

Step-by-step explanation:

2 x 19= 38

38C2=703

19/703=0.027027

You

x and y intercepts of y=3x-6

Answers

Answer:

x intercept=2, y intercept= -6

Step-by-step explanation:

X Intercept is when the graph crosses the X Axis, point of intersection. To find it, just convert into standard form and solve for x by getting rid of y.

The Y-intercept is where the line crosses the y-axis, point of intersection. It is the constant in the slope-intercept form.

x-intercepts = (2,0)
y-intercepts = (0,-6)

Sally is creating a rectangular quilt and the length is equal to five inches less then the width. The perimeter is 30 inches. What are the dimensions of the quilt

A. Width=5 and length= 10
B. Width=30 and length= 5
C. Width=10 and length =5
D. Width= 5 and length =30

Answers

Answer:

It is C

Step-by-step explanation:

c is the only answer that makes sense because 10 is 5 more than 5 as the length so 5 is 5 less than 10.

The dimensions of the quilt are width = 10 and length = 5 which is the correct answer would be option (C).

What is the perimeter of the rectangle?

The perimeter of a rectangle is defined as the addition of the lengths of the rectangle's four sides.

The perimeter of a rectangle = 2(L+W)

Where W is the width of the rectangle  and L is the length of the rectangle

The length of the quilt Sally is making is five inches shorter than the width. The perimeter measures 30 inches which are given in the question.

The perimeter of a rectangle = 2L + 2W

30 = 2L + 2W

L + W = 15

The length is equal to five inches less than the width.

So L = W - 5

Substitute the value of L = W - 5 in the equation L + W = 15

W - 5 + W = 15

2W = 20

W = 10

L = 5

Therefore, the dimensions of the quilt are width = 10 and length = 5.

Learn more about the Perimeter of the rectangle here:

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For questions 8-11, solve for x.


Answers

Answer:

Bruh

Step-by-step explanation:

Im so confused.... lol im not any help

What you're looking for is to simplyfy the like terms and then isolate the variable. So basically, write everything down and solve it like normal. We know that straight lines are worth 180° and right angles are 90° so that's what's gonna be on one side of the equal sign, and all the other numbers on the other side. Like this:

8.

180 = x + 1 + 3x + 9

180 = 4x + 10

170 = 4x

42.5 = x

If it's hard to see what I'm doing, just write the first part out and solve like regular algebra then check if you got the same answer.

Good luck :)

Help fast What is the value of m in the equation 5m + 2(m - 1) = 4m + 10?

Answers

Answer:

m=4

Step-by-step explanation:

distribute

5m + 2m -2 = 4m +10

7m -1 = 4m + 10

3m = 12

m = 4

what is the unit rate of 11.70 and 15​

Answers

0.78 miles per hour (mph)

Write 19/20 as a decimal. Show your work.

Answers

Answer:

0.95

Step-by-step explanation:

A deciaml are in the hundred values.

so 20x5=100

Then you have to do 19x5=95

95/100 is just .95

What is the greatest common factor and least common multiple of 20 and 22.

Answers

Answer:

220.

Step-by-step explanation:

Greatest common factor (GCF) of 20 and 22 is 2. We will now calculate the prime factors of 20 and 22, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 20 and 22

 

Step-by-step explanation:

Where to put 1/2 on a number line

Answers

Answer:

between 0 and 1

Step-by-step explanation:

in the middle of 0 and 1 usually a little tic between the them

The Latin root word that means "stranger/enemy" is

Answers

Answer:Latin hostis

Step-by-step explanation:

gostĭ is “guest,” whereas that of Latin hostis is “enemy.” To explain the connection between “guest” and “enemy” it is usually supposed that both derived their meaning from “stranger,” a sense which is still attested in Latin. The notion “favorable stranger” developed to “guest”; that of “hostile stranger” to “enemy.”

Answer:

Latin hostis

Step-by-step explanation:

a soccer team played 32 games if they won 25% of them how many games did the team win​

Answers

The amount of games the team won was 8 games

To make a fruit punch recipe, combine 2 cups of pineapple juice with 4 cups of grape juice and 6 cups of apple juice.
Create a diagram or double number line to represent the quantities of each ingredient in this recipe.
Use your diagram to choose the correct sentence.

Group of answer choices

The ratio of pineapple juice to grape juice to apple juice is 2 : 6 : 4.

The ratio of grape juice to pineapple juice to apple juice is 2 : 4 : 6.

The ratio of grape juice to apple juice to pineapple juice is 6 : 2 : 4.

The ratio of apple juice to pineapple juice to grape juice is 6 : 2 : 4.

Answers

Answer:

The ratio of apple juice to pineapple juice to grape juice is 6 : 2 : 4.

Step-by-step explanation:

You can factor out all of the other answers due to the order of the Pineapple, Grape, and Apple juice in the answers. You need to ensure the #'s in the ratios align with that of the numbers for each of the juices.

Answer: it’s the last one (c)

Ella and some friends are going to a movie. Each movie ticket costs $5. Create an equation that shows the relationship between how many friends, n, attend the movie and the total cost in dollars, c.​

2

Answers

Answer:

Step-by-step explanation:

Cost of one ticket = $ 5

Cost of 'n' tickets = 5 * n = 5n

c = 5n

Answer:

5n=c

Step-by-step explanation:

so we would times 5 with how many friends she has

That would be her total cost

Write the equation of a line that goes through the point (-1,3) and has a slope of 5

Answers

Ten because of ten vacate vaccines

please help ! 1 & 2 :) ​

Answers

Answer:

first one 401.76, second one 93.96

Step-by-step explanation:

First one: 401.76
Second One: 93.96
Hope this helps:))

which would be the right answer????

Answers

Answer:

D

Step-by-step explanation:

If you know that a and b is parallel. And b and y is perpendicular, since a and b has similar features, then a and y should have similar features as well.

Same Logic:

a=b b=c

then a = c

Taran draws some shapes on his paper. ΔΔΔΔΔ ΔΠΔΔΔ ΔΔΔΔ ΔΔΔΔΔ What percent of the shapes are squares?​

Answers

Answer:

3

Step-by-step explanation:

nick bakes 17,064 pies for Thanksgiving. His store sells 13,582 pies. how many pies does he have left

Answers

Answer:

3482

Step-by-step explanation:

17,064- 13,582

If C = m + 1 and B = m + 5, find an expression that equals 2c + 3B in
standard form.

Answers

Answer:

Step-by-step explanation:

2c+3b=2(m+1)+3(m+5)=2m+2+3m+15=5m+17

thanks

The expression 2 C + 3 B equals 5 m + 17 in standard form

What is Linear Equation in 2 variables?

An equation is said to be linear equation in two variables if it is written in the form of ax + by + c = 0, where a, b & c are real numbers and the coefficients of x and y, i.e a and b respectively, are not equal to zero.

Given data ,

The value of C = m + 1

The value of B = m + 5

To calculate the value of 2 C + 3 B , substitute the value of B and C in the expression , we get

2 C + 3 B = 2 ( m + 1 ) + 3 ( m + 5 )

               = 2 m + 2 + 3 m + 15

               = 5 m + 17

Therefore , 2 C + 5 B = 5 m + 17

Hence , the expression 2 C + 3 B equals 5 m + 17 in standard form

To learn more about linear equation in standard form click :

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Somebody give me some info on how to use this thing i need help
Have a great day!! :)

Answers

Answer:

You too

Step-by-step explanation:

I don't know either, so we are in the same boat.

Each morning, Joey leaves his house at 7:25 A.M. It takes Joey 10 minutes to walk to the bus stop. Joey rides the bus for 50 minutes and then walks 5 minutes to his office. What time does Joey arrive at work?​

Answers

Answer:

8:30 AM

Step-by-step explanation:

10 minutes from 7:25 is 7:35, add 50 minutes and then that's 8:25. Add another five minutes, and then the time is 8:30

Which inequalities are equivalent to r + 45 < 16? Check all that apply.
О r + 45 < 16 - 45
Or +45 - 16 < 16 - 16
r +45 + 3 < 16 + 3
r +45 - 16 < 16
Or + 45 - 45 < 16 - 45

Answers

Answer:

Options 2, 3 and 5 (Just sub r as a specific value and make sure each LHS is same in the options as the qn and RHS same in options as qn)

Step-by-step explanation:

Topic: Inequalities

If you like to venture further, do check out my insta (learntionary) where I regularly post useful math tips! Thank you!

Answer:

actually its 1,3,4

Step-by-step explanation:

i got it right on edgeniuty

English
Español
Hel
Tim bought an antique vase 15 years ago for $25. Today, the vase is
valued at $1,200. Tim knows the increase in the value followed an
exponential growth pattern. Which equation can be solved to find r, the
rate of increase in the vase's value during the 15-year period?

Answers

Answer:

48%

Step-by-step explanation:

$1200 divided by %25 = 48%

A 32-cup container of disinfectant costs $31.68. What is the price per quart?

Answers

The answer is $3.96.

How do I Simplify 5(2x-4)-(-6x+3)

Answers

Answer:  16x-23

Step-by-step explanation:

1) Distribute the 5 to the first parentheses

    10x-20-(-6x+3)

2) Distribute the negative sign

    10x-20+6x-3

3) Combine like terms

    16x-23

Answer:

Step-by-step explanation:

first you open up the parenthesis, to get:

10x-20-(-6x+3) = 10x-20+6x-3

then you subtract n both sides to get  16x -23

The S.S. Minnow leaves port (whose coordinates are (0, 0)) and heads out to sea for a three hour cruise. The route the Skipper has decided to follow is the curve y Vi. There is a lighthouse at a point 3 miles directly east of the port (which is at the origin). At what point is the Minnow closest to the lighthouse? V2 y=2 -2 x​

Answers

Answer:

cool

Step-by-step explanation:

Find the unit price of 8 mug for $38.32

Answers

Answer: $4.79

Step-by-step explanation:

To find the unit price, we can use a proportion to solve.

[tex]\frac{38.32}{8} =\frac{x}{1}[/tex]          [cross multiply]

[tex]8x=38.32[/tex]       [divide both sides by 8]

[tex]x=4.79[/tex]

Now, we know that the unit price is $4.79 for each mug.

Help me help me plz

Answers

Answer:

??????????????????????

Each time the chef makes spaghetti sauce, he uses 2.3 ounces of olive oil and 1.5 cups of tomato sauce. Which statement is true?
A The product of 5(–2.3) means the chef has 11.5 fewer ounces of olive oil after making 5 servings of spaghetti sauce.

B The product of 5(2.3) means the chef has 11.5 more ounces of olive oil after making 5 servings of spaghetti sauce.

C The product of 5(–1.5) means the chef has 7.5 fewer ounces of olive oil after making 5 servings of spaghetti sauce.

D The product of 5(1.5) means the chef has 7.5 more ounces of olive oil after making 5 servings of spaghetti sauce.

Answers

Answer:

the ansewer is A

Step-by-step explanation:

I dont really know why

The options [A] and [B] -

The product of 5(–2.3) means the chef has 11.5 fewer ounces of olive oil after making 5 servings of spaghetti sauce.The product of 5(2.3) means the chef has 11.5 more ounces of olive oil after making 5 servings of spaghetti sauce

are the correct alternatives.

What is a mathematical function, equation and expression?function : In mathematics, a function from a set X to a set Y assigns to each element of X exactly one element of Y. The set X is called the domain of the function and the set Y is called the codomain of the function.expression : A mathematical expression is made up of terms (constants and variables) separated by mathematical operators.equation : A mathematical equation is used to equate two expressions.

Given is that each time the chef makes spaghetti sauce, he uses 2.3 ounces of olive oil and 1.5 cups of tomato sauce.

The true statement of the given ones are -

The product of 5(–2.3) means the chef has 11.5 fewer ounces of olive oil after making 5 servings of spaghetti sauce.The product of 5(2.3) means the chef has 11.5 more ounces of olive oil after making 5 servings of spaghetti sauce.

Therefore, the options [A] and [B] are the correct alternatives.

To solve more questions on functions, expressions and polynomials, visit the link below -

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what happened before the murder in tell tale heart

Answers

Answer:

Be more specific, there was a lot more going down.

Step-by-step explanation: First of all, the narrator had this obsession with the old man. He loved him like family, even if they were mostly close friends. It was the old man's eye that was bothering him. He was mentally ill as the idea is introduced to the reader as they begin the story.  With the way he was narrating things, you could tell that he was an unreliable narrator because he's nuts. He went mad almost completely and started to plot the old man's murder. The process took about 3-4 days and nights (From my perspective, I don't have the text available in front of me right now, this is from when I was in 7th grade.) On the 3rd/4th night, he makes a creaking noise. The old man is startled but goes back to sleep. (The narrator moves ever so slowly in his advances each night, and he's careful in his own perspective. Like, just imagine him just looming over the door, ready to pounce. And when he finally got his chance, he rushes at the old man with the axe, old man being scared awake, and decapitated and mutilated into small pieces. The narrator hides the body below the floorboards and the police later arrive, suspecting foul play. After they're satisfied with the search, the narrator breathes a sigh of relief, but then a mental noise starts thumping in his head, and it was the old man's heart beat. (He had heard it as he crept into his room at night during those 3-4 days and nights.) It drove him nuts no matter how much he tried to ignore it. Finally, out of insanity, he rips out the floorboards to reveal the fresh corpse to the horror of the police. The story stops there.

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