what is 3 (x + 4) > 21

Answers

Answer 1

Answer:

x > 3

Step-by-step explanation:

3(x+4) > 21

3x+ 12 > 21

3x > 9

x >3

Answer 2

Answer:

[tex]3(x+4)>21 divide 3\\x+4 > 7\\x>3[/tex]

Step-by-step explanation:

Hope this helps plz hit the crown :D


Related Questions

It costs Widgeco $2,000 to purchase a machine that produces widgets and $2.75 to produce each widget. If widgets are sold for $4.99 each, which of these represents the profit, P(w), received when Widgeco sells w widgets?

Answers

Answer:

C. P(w) = 2.24w - 2000

Step-by-step explanation:

Starting point is - $2000 as this is spending

Income is calculated as:

-2.75w + 4.99w = 2.24w

So the profit formula is:

P(w) = 2.24w - 2000

Correct option is C from below answer choices

The options are:

A . P(w) = 2.24w + 2,000 B.  P(w) = 7.74w + 2,000 C.  P(w) = 2.24w – 2,000 D.  P(w) = 7.74w – 2,000

If the value of y varies directly with x, which function represents the relationship between x and y when y= 16/5 and x = 20?​

Answers

Orchards Osage palsy buds

Not sure if this is the answer but this is what I got

Answer: y= 4/25 x

True or False: -10 > -65




Help plz

Answers

Answer:

True

Step-by-step explanation:

on a number line -10 is further right than -65.

Answer:

True -10 is closer to 1 the -65

Step-by-step explanation:

Did I plot these coordinates right? If so, are they congruent?

Answers

Yes you did and no they are not congruent

Which street is parallel to 1st Ave?

A. 2nd Ave
B. Main Road
C. Central Ave
D. D Street

Answers

Answer:

i believe its the second ave

Parallel lines are those lines that are always the same distance apart and parallel lines do not intersect or meet each other.

The street that is parallel to 1st Ave is 2nd Ave.

What are parallel lines?

Parallel lines are those lines that are always the same distance apart and parallel lines do not intersect or meet each other.

Example:

Line A and Line B have an angle of zero between each other.

This means Line A and Line B are parallel to each other.

We have,

Five streets:

1st ave

2nd ave

Central ave

D steet

Main road

Now,

Central Ave and the main road are parallel to each other.

1st Ave and 2nd Ave are parallel to each other.

D Street is perpendicular to 1st Ave and 2nd Ave.

Central Ave and Main Road are also perpendicular to 1st Ave and 2nd Ave.

We see that,

The street that is parallel to 1st Ave is 2nd Ave.

Thus,

The street that is parallel to 1st Ave is 2nd Ave.

Learn more about parallel lines here:

https://brainly.com/question/16701300

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The main rotor of a helicopter is spinning at a
constant rate. The rotor makes 80 revolutions every
12 seconds. At what rate, in revolutions per minute.
is the rotor spinning?

Answers

............................failed

Answer:6.7

Step-by-step explanation: Just divide 80 by 12 you get 6.6 so round up

express 0.24 as a percent

Answers

Answer: 24%

Step-by-step explanation:

Answer:  0.24%

Step-by-step explanation: i hope this helps have a blessed day

factor the expression using the GCF 8x+20y= ( x+ y)

Answers

9514 1404 393

Answer:

  4(2x +5y)

Step-by-step explanation:

The variables x and y have no common factors. The coefficients 8 and 20 have a common factor of 4. So, the expression can be written ...

  4(2x +5y)

The answer is that the top comment is very correct so

Find the sale price of the item. Round to the nearest cent if necessary. Original price: $75.00 Markdown: 34% The sale price is, in dollars, is $

Answers

23.9$ is the answer I think

PLEASE HELP IM TIMED!

Answers

Answer:

B

Step-by-step explanation:

Rewrite the division problem as multiplication:

Answers

Answer:

What is the problem??? If you didn't need an actual problem solved I said how to do it.

Step-by-step explanation:

You rewrite the division question as a multiplication question by flipping the second fraction over. Next, keep the first number, change the division to multiplication and then flip the second fraction over.

I hope this helps UwU

The ages in years of right boys are. 14,14.5,12,11.5,15,13,20.5,13.5. what is the average age.

Answers

Answer:

to find the average you add all of the numbers together, and then divide by the amount of numbers you have. the numbers added is =114 and the amount of numbers is 8, 114/8= 14.25 years old

Can someone rewrite the following equation into slope-intercept form ?
6x-7y=3

Answers

Y=6/7x-3/7
Work out: 6x-7y=3
Subtract x to isolate y
-7=-6x+3
Dived -7 to both sides to isolate y
Y=6/7-3/7

Effie is selling candles to raise money for new soccer league equipment. A small candle sells for $8 and a large candle sells for $12. The number of large candles Effie sells must be greater than or equal to 2 times the number of small candles she sells. She has at most 48 candles to sell.

The number of small candles sold is represented by x and the number of large candles sold is represented by y.

What is the maximum revenue she can make?




$448

$512

$576

$588

Answers

Answer:

The answer is 576

Answer: 512

Step-by-step explanation:

In an xy-coordinate system, Line l has a slope of –3. If the points (2, 16) and (5, t) are on Line l, what is the value of t?
A.17
B.15
C.25
D.7

Answers

See attachment for math work and answer.

The value of t is 7 and the coordinate is (5, 7). Therefore, option D is the correct answer.

Given that, in an xy-coordinate system, line l has a slope of -3. If the points (2, 16) and (5, t) are on line l.

What is slope of a line?

The slope of the line is the ratio of the rise to the run, or rise divided by the run. It describes the steepness of line in the coordinate plane.

The formula to find the slope of a line is slope = (y2-y1)/(x2-x1)

Now, substitute m=-3, (x1, y1)=(2, 16) and (x2, y2)=(5, t) in slope formula, we get

-3 =(t-16)/(5-2)

⇒ -3 =(t-16)/3

⇒ t-16=-9

⇒ t=7

The value of t is 7 and the coordinate is (5, 7). Therefore, option D is the correct answer.

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ASAP help me with this question

Answers

the equation of the line is y = 3x - 5

Answer:

WOOF WOOF

Step-by-step explanation:

i love getting extra points :)

Can someone pls help me!!!

Answers

Answer:

10 i believe

Step-by-step explanation:

Frieda paid $132 for groceries for her family. This was 1 1/8 as much as she paid for the previous time she shopped. How much did Freda pay on her previous shopping trip

Answers

Answer:

$117.33

Step-by-step explanation:

1 1/8 = 1 + 1/8 = 8/8 + 1/8 = 9/8

She paid 9/8 what she paid the last time.

Let the amount she paid last time equal x.

$132 is 9/8 of x.

9/8 x = 132

8/9 * 9/8 x = 132 * 8/9

x = 117.33

She paid $117.33

HELP IS THIS PROPORTIONAL RELATIONSHIP?!

Answers

Answer:

no it isn't

Step-by-step explanation:

Answer:

I am not fully sure but I think its not proportional

Step-by-step explanation:

The length of a rectangle is 3 inches less than its width the area of the rectangle is 18 in.² what are the dimensions of the rectangle

Answers

Answer:

w=6 in

l=3 in

Step-by-step explanation:

let w = width and length be 'w-3'

Two sides of w and two sides of (w-3) equal 18 sq in

18=2(w)+2(w-3)

18=2w+2w-6

4w=24

w=6

The width of rectangle is, 6 in.

And, Length of rectangle is 3 in.

What is mean by Rectangle?

A rectangle is a two dimension figure with 4 sides, 4 corners and 4 right angles. The opposite sides of the rectangle are equal and parallel to each other.

Given that;

The length of a rectangle is 3 inches less than its width

And, the area of the rectangle is 18 in.²

Now, We know that;

Area of rectangle = Length × Width

Let the width of rectangle = x

Hence, Length of rectangle = x - 3

Thus, We get;

Area of rectangle = Length × Width

18 = x (x - 3)

18 = x² - 3x

x² - 3x - 18 = 0

x² - (6 - 3)x - 18 = 0

x² - 6x + 3x -18 = 0

x(x - 6) + 3 (x - 6) = 0

(x - 6) (x + 3) = 0

x = 6 , x = - 3

But dimensions are not negative.

Hence, We get;

x = 6

Thus, the width of rectangle = 6 in.

Hence, Length of rectangle = x - 3

                                           = 6 - 3 = 3 in.

Learn more about the rectangle visit:

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A customer at a store paid $42 for 4 pairs of pants and 3 shirts. At the same store, a second customer paid $2 more for 1 pair of pants and 7 shirts. The price of each pair of pants is the same, and the price of each shirt is the same. Which system of equations can be used to find the price in dollars of each pair of pants, x, and each shirt, y?

Answers

Answer:

The system of Equations:

4x + 3y = 42

x + 7y = 44

Step-by-step explanation:

Let the price in dollars of

each pair of pants = x

each shirt = y

A customer at a store paid $42 for 4 pairs of pants and 3 shirts.

Hence:

4 × x + 3 × y = $42

4x + 3y = 42

At the same store, a second customer paid $2 more for 1 pair of pants and 7 shirts.

This means he, paid $42 +$2 = $44

Hence:

1 × x + 7 × y = 44

x + 7y = 44

The system of equations can be used to find the price in dollars of each pair of pants, x, and each shirt, y is

4x + 3y = 42.... Equation 1

x + 7y = 44..... Equation 2

You cell phone bill is $19.95 a month and $0.30 per text message. Your bill for last month was $94.95. How many text messages did you send or receive?

Answers

Answer:

Step-by-step explanation:

94.95-19.95= 74.00

74.00/ 0.30 = about 246 text messages

Answer:

250

Step-by-step explanation:

Let the number of text messages be x.

We have following equation as per given:

19.95 + 0.30x = 94.950.30x = 94.95 - 19.950.30x = 75x = 75/0.30x =250

Answer: 250 text messages

16.5 × 6.67 - 4.67 × 16.5​

Answers

your answer is 33.

- (PEMDAS) if there are no parentheses then multiply first. so you would do 16.5•6.67 to get 110.055 and so the same with the -4.67•16.5 to get -77.055. now, you would subtract and your equation would now be 110.055-77.055=33. hope that helps some
The answer is 33 you can work this out from (PEDMAS)

Clara buys an item with a normal price of $24, but saves $6 by using a coupon. For what percentage off is this coupon?

Answers

Answer:

She saved 25%

Step-by-step explanation

(100 * 6) /24 = 25

Joey goes to an electronics store to buy video games and
CD's. He has $140 from his birthday party and he's looking to
buy video games for $35 each and CD's for $15 each. Write an
inequality to describe the possible number of video games and
CD's that Joey can buy. If Joey buys 4 CD's, what is the
maximum number of video games he can buy?
video games

Answers

Answer:

2

Step-by-step explanation:

A square root function has a domain of x > 5 and a range of y > 7. What is the range of its inverse?

Answers

Answer: C

Step-by-step explanation: just did the quiz

Using function concepts, it is found that the range of the inverse function is:

[tex]y \geq 5[/tex]

The range of a function is the data-set that contains all possible values the function can assume, that is, the values of y.In the inverse function, the inputs and outputs are exchanged, that is, the values of x on the function are the values of y on the inverse, and the values of y on the original function are the values of x on the inverse function, thus, the domain and range are also exchanged.

In the original function, x assumes values in the interval [tex]x \geq 5[/tex], hence, in the inverse function, the values assumed by y, which is the range, is [tex]y = \geq 5[/tex]

A similar problem is given at https://brainly.com/question/18907176

Solve the system of linear equations by multiplying.
{−2x + 2y =4
{−4x + 8y =24

Answers

Answer:

The solution set is (2,4).

Step-by-step explanation:

Given that:

−2x + 2y =4         Eqn 1

−4x + 8y =24      Eqn 2

Multiplying Eqn 1 by -2

-2(-2x+2y=4)

4x-4y= -8     Eqn 3

Adding Eqn 2 and 3

(-4x+8y)+(4x-4y)=24-8

-4x+8y+4x-4y=16

4y=16

Dividing both sides by 4

[tex]\frac{4y}{4}=\frac{16}{4}\\y=4[/tex]

Putting y=4 in Eqn 1

-2x+2(4)=4

-2x+8=4

-2x=4-8

-2x=-4

Dividing both sides by -2

[tex]\frac{-2x}{-2}=\frac{-4}{-2}\\x=2[/tex]

Hence,

The solution set is (2,4).

Help!!!!!!!!!!!!!!!!!!!!!!!

Answers

Step-by-step explanation:

y is 130° too because it's an alternative angle love

Answer:

X=130

Y=130

Step-by-step explanation:

I know this because x is the same as 130 and the congruent angle is the same as well.  Hope this helps

distribute -14(-8y-11z) pls !!

Answers

Answer:

112y + 154z

Step-by-step explanation:

-14(-8y-11z) = 112y + 154z

Two minus makes one plus.

how do you solve for a missing measure on a triangle

Answers

To determine to measure of the unknown angle, be sure to use the total sum of 180°. If two angles are given, add them together and then subtract from 180°. If two angles are the same and unknown, subtract the known angle from 180° and then divide by 2.

You're welcome Have a nice night ✨
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