Multiply. Use the greatest common factor to write each answer in simplest form. 21 * 3/7

Answers

Answer 1

Answer:

9

Step-by-step explanation:

21*3/7

3*3 which is 9 so 9 is the answer

Answer 2

Answer:

9

Step-by-step explanation:

mark above answer brillinty

thanks for points ...♡


Related Questions

HELP PLEASE i need to do this tonight Find 5/6 of 48.

Answers

Step-by-step explanation:

take 48 and divide it by 5/6 on a calculator

PLEASE HELP, ASAP correct me if I’m wrong on Letter A and help on the rest please

Answers

Answer:

uygtycyniuhuy

Step-by-step explanation:

the ratio of the p is  31.5  and the area is 80 correct me if im wrong but if u need any help im always here :)

I need help with this please. This is a 3rd grader's math assignment.

Answers

Answer: 3 x 13 is 39

Step-by-step explanation:

you can use the distributive property by breaking it up into smaller parts and adding for example (6+7) + (13+6) +7

Answer: 3 x 13 is 39

Step-by-step explanation:

you can use the distributive property by breaking it up into smaller parts and adding for example (6+7) + (13+6) +7

Tangela earns the same amount each week by babysitting. When she started this job, she had $200 in her savings account. The table shows Tangela's savings account balance for her first month of work. Week 0 1 2 3 4 Balance $200 $350 $500 $650 $800 Let x represent the number of weeks Tangela has been working and let y represent Tangela's account balance. Which equation, expressed in Slope-Intercept form, represents the amount of money in Tangela's bank account over time?

y=150x+200

y=200x−150

y=150x−200

y=200x+150

Answers

Answer:

y=150x+200

Step-by-step explanation:

Given that:

Week : ____ 0___ 1 ___ 2 ____3 _____4

Balance : __200_350 _ 500 _ 650 ___800

Amount had in savings account = $200 before starting the job

x = number of weeks spent working

y = account balance

Slope intercept formula :

y = mx + c

C = intercept ; value of y when x = 0 = 200

m = slope or gradient = change in salary per month (350 - 200 = 500 - 350 = 650 - 500 = 800 - 650 = 150

Hence,

y = 150x + 200

5×-26=×+50 what is ×​

Answers

Answer:

x =19

Step-by-step explanation:

[tex]5x - 26 =x +50[/tex]

Collect like terms and simplify

[tex]5x-x =50+26\\\\4x = 76[/tex]

Divide both sides of the equation by 4

[tex]\frac{4x}{4} = \frac{76}{4}[/tex]

Simplify

[tex]x=19[/tex]

Evaluate for(+7)-(-3)

Answers

Answer:

10

Step-by-step explanation:

When we subtract a negative number, it's basically a double negative, kind of like how we don't use those in English. We want to turn that into a positive, and double negatives are positive.

So, instead of 7-(-3), we get 7+3, or 10

Answer:

10

Step-by-step explanation:

[remember: (+)(+) is (+) itself , (+)(-) is (-) , (-)(-) is (+) ]

(+7)-(-3)

⇒ +7+3

⇒ 10

hope you understood❤

Find the measure of the numbered angle. A)100 b)90 c)95 d)180

Answers

100 because that’s the answer don’t ask it said it has to be 20 characters long

4. There are 50 pupils in a class. Four-fifths of the class are boys
How many are boys?

Answers

Answer:

40

Step-by-step explanation:

50 x (4/5) = 50 x 4 =200/5=40

Answer:

aba mag solve kayo mag puro tanong samin

From $60 to $40. What is the amount of change to the nearest whole percent?
O 33% increase
0 33% decrease
0 20% increase
O 20% decrease

Answers

Answer:

33% decrease

Step-by-step explanation:

40/60 = 66.66% and then what ever is left over is how much it decreased by

It should be 20% decrease

HEPPPPO MEEE PLZZZZZZZ

Answers

linear-straight line graph+second chart in the picture

nonlinear-the non straight graph(because there is no slope)+the first chart(because there is no pattern)

Can someone help me with this??

Answers

Answer:

y= -2x-2

Step-by-step explanation:

All parallel lines have the same slope. So, the line we create must have a slope of -2. If we multiply the x value by -2, we can find b through an equation.

-4 would be x in this case because it's a point we pass.

So, our equation would be

y= -2(-4)+b

y=8+b

Now, we know that y is 8+b. We can find b by plugging in y=6, because those are the coordinates of P.

6=8+b

b=-2

Now we know that b is -2. We put this into the equation for the parallel line and get:

y=-2x-2

point Q(3,2) is the image of Q (6,4) under translation

Answers

The translation would be (x+3, y+2)

Solve the system of linear equations by graphing. Round the solution to the nearest tenth as needed.
y + 2.3 = 0.45x
–2y = 4.2x – 7.8

a.(2.4, –1.2)
b.(–1, 2.5)
c.no solution
d.infinitely many solutions

Answers

Answer:

Step-by-step explanation:

A

Can someone please help me ?

Answers

Answer:

14 is +1

15 is -9

Step-by-step explanation:

How do you write 7 is subtracted from seven times a number

Answers

7x-7.
U multiplied seven times a unknown number and subtracted seven from it
7x-7 is the equation you would use

How do you solve -4 divided by -1/2

Answers

Answer:

its basically -4 divided by 2 which is 2

Step-by-step explanation:

please help me due very soon. with 16

Answers

Answer:

7(3x-2)=133

x=7

Step-by-step explanation:

distribute the 7 which gives you 21x-14=133

the add 14 to both side making it 21x=147

finally divide 21 to both sides giving you x=7

*^^NEED WITHIN 30 MINUTES ILL GIVE YOU BRAINLIEST****
This is solving special right triangles (45, 45, 90, and 30, 60, 90) and some sides have radicals ANSWER IN RADICAL FORM

Answers

Answer: just plug these into a calculator to find the simplified answers

Please Help ASAP!!!!

Answers

Answer: AAS. Some people use SAA.

Step-by-step explanation: LM congruent to JK using given. <MLJ congruent to <JKM using given...The last one is using VAT(I can’t find the angle there. Hope this helps!

Please help. I am confused please explain as well as answering the question below

Answers

It is the first one! You just multiply 6*8 *4 to get 192!!!! I hope this helps! :)

Terrell has already taken 34 pages of notes on his own, and he will take 1 page during each
hour of class. After attending 11 hours of class, how many total pages of notes will Terrell
have in his notebook?

Answers

he will have 45 pages in his notebook

Answer:

45 pages of notes

Step-by-step explanation:

34+11=45

Which values of a, b, and c correctly represent the answer in simplest form?

4 and one-half divided by 1 and one-fourth = a StartFraction b Over c EndFraction

Answers

Answer:

b.

Step-by-step explanation:


1. The popcorn, butter, salt, and serving bags cost $15 for every 100 bags of popcom. What is
the cost per bag for these consumables?

Answers

Answer:6.66

Step-by-step explanation:

1. You decide to buy some new clothes. The subtotal comes to $123.79, but
you have a 15% off coupon. What is the total you will spend? *

Answers

Answer:

$105.22

Step-by-step explanation:

$123.79 * 0.15 = $18.5685

That is not how you write money, so we round to $18.57

Subtract that from $123.79 and you get $105.22

I hope this helped, please mark Brainliest, thank you!

8 + 4X = 32 helpppppp meeeee​

Answers

Answer:x=6

Step-by-step explanation:

Which of these expressions is equivalent to -2(x - 5)?
-2x + 5
-2x - 10
-2x + 10
-2x-5
Question 3
Mathematics

Answers

The answer is C) -2x+10

When doing the distributive property, multiply -2 and x to get -2x. Then, multiply -2 and -5(remember when you multiply a negative with a negative, you get a positive number) to get 10. Therefore your answer would be -2x+10.

Hope this helps!

The equivalent expression is: -2x + 10. therefore the correct option is C.

What are equivalent expressions?

Those expressions who might look different but their simplified forms are same expressions are called equivalent expressions.

To derive equivalent expressions of some expression, we can either make it look more complex or simple. Usually, we simplify it.

From the distributive property;

-2(x - 5)

Then, multiply -2 and -5

-2 * x = -2x

-2 * -5 = 10

because two negatives make a positive

Therefore the answer would be -2x+10.

Hence,The equivalent expression is: -2x + 10. therefore the correct option is C.

Learn more about expression here;

https://brainly.com/question/14083225

#SPJ2

how many solutions does x+2y=8 have?

Answers

Answer:

21

Step-by-step explanation:

The given equation is linear with two variables that will have zero solutions.

What is a system of equations?

A system of equations, also known as an equation system or a set of simultaneous equations, is a finite set of equations for which common solutions are sought.

Given equation is x + 2y = 8. The equation is a linear equation with two variables. If the equation will have another equation then the solution will have two values for two variables.

If there is only one equation with two variables we will not get any solution we need one more same equation. The equation will have zero solution.

Therefore, the given equation is linear with two variables that will have zero solutions.

To know more about a system of equations follow

https://brainly.com/question/25976025

#SPJ2

express the ratio 60cm to 20m

Answers

Answer:

3 cm : 1 cm

Step-by-step explanation:

1. 60 : 20

2. divide 10 on both sides = 6 : 2

3. divide by 2 on both sides = 3 : 1

4. 3 cm : 1 cm

I'm so sorry, I just read the ratio is 60 cm to 20 M

So edit:

convert both into a unit, we'll take m.

1 cm = 100 m

so 60 x 100 = 60000 m

= 60000 m : 20 m

= divide by 20 in both sides...

= 3000 m : 1 m

I need help again guys

In two hours, Khadija completed ¾ of her race. How long will it take her to complete the entire race?

Answers

2 Hours and 45 minutes because she completes 45 minutes per 1/4 she completes. (i’m pretty sure that is right)

Penguins can swim at a speed of up to 33 ft./s use dimensional analysis to convert the speed to miles per hour 1 mile equals 5280 feet

Answers

Answer:

v = 22.5 miles/hour

Step-by-step explanation:

It is given that,

The speed of Penguins is 33 ft/s.

We need to convert the speed to miles per hour.

We know that, 1 mile = 5280 feet

Speed,

[tex]v=33\ \dfrac{ft}{s}\\\\=33\times \dfrac{\dfrac{1}{5280}\ \text{miles}}{\dfrac{1}{3600}\ \text{hour}}\\\\=22.5\ \text{miles/hour}[/tex]

So, the speed of the Penguins is 22.5 miles/hour.

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