A racquet tennis is on sale for 30% off. Find the original price if the sale price is $21.

Answers

Answer 1
The answer would be $18
Answer 2
$14.70 is the answer!!!!

Related Questions

Ill mark brainliest to the correct answer

Answers

Answer:

I think 1/5 would be the answer

Step-by-step explanation:

I hope this helps

George is buying peaches and kiwis. He buys p peaches at $4.29 each and k kiwis at $2 each. What expression would you write to show the total cost of the peaches and kiwis?

Answers

Answer:

Step-by-step explanation:

the total cost, c  will be

     c= p(4.29)+k(2)

Select all the angle measurements that are correct

g=24,

h=24,

f=151,

g=29,

b=132,

h=19

Answers

Answer:

a = 132

b = 132

d = 29

e = 29

f = 151

g = 24

h = 24

nyatakan faktor faktor perdana bagi 40​

Answers

Answer:

wot is this monstrosity

Shsiskdkxoxnsnsskossosoos

There are eleven shirts in your closet, four
blue and seven green. Three of the blue
shirts and one of the green shirts fit well.
The others are too big. You randomly
select a shirt to wear. It is blue or is too
big.

Answers

It has more of a chance of being to big i think

Good Night Bewtiful peeps!

What is 2097÷4?

Answers

Answer: 2097÷4 = 524.25

Answer:

524.25

Step-by-step explanation:

Good bewtiful to u too

Mr. Johnson currently has a square garden. He wants to redesign his garden and make it into a rectangle with a length that is 5 feet shorter than three times its width. He decides the perimeter should be 70. PLEASEEEEE ITS URGENT

Answers

Answer:

Width of the rectangle = 10 feet

Length of the rectangle = 25 feet

Step-by-step explanation:

Perimeter of a rectangle = 2(length + width)

Let

Width of the rectangle = x feet

Length of the rectangle = 3x - 5 feet

Perimeter of the rectangle = 70 feet

Perimeter of a rectangle = 2(length + width)

70 = 2{x + (3x - 5)}

70 = 2{x + 3x - 5}

70 = 2(4x - 5)

70 = 8x - 10

70 + 10 = 8x

80 = 8x

Divide both sides by 8

x = 80 / 8

= 10

Width of the rectangle = 10 feet

Length of the rectangle = 3(10) - 5

= 30 - 5

= 25 feet

35 Leticia has two bouquets of flowers. Each bouquet contains 13 daisies,
.
Bouquet S contains 30 flowers.
Bouquet T contains 13 flowers.
Which statement is true?
A The probability of randomly selecting a daisy from Bouquet s is less than the probability of
randomly selecting a daisy from Bouquet T.
B The probability of randomly selecting a daisy from Bouquet s is 1.
C The probability of randomly selecting a daisy from Bouquet s is equal to the probability of
randomly selecting a daisy from Bouquet T.
D The probability of randomly selecting a daisy from Bouquet s is.
ON
SEN

Answers

Answer:

D

Step-by-step explanation:

D

Answer: A is the answer

Step-by-step explanation:

HELP PLS :)))) could you also explain how you got the answer thanksss!:)))))

Answers

i can’t do the thing but when it has a small three at the top it means you multiply that number by itself three times (ex 5^3 = 5•5•5) and when it has a small 2 at the top it means you multiply that number by itself two times (ex 5^2 = 5•5•5

I hope this helped! sorry i couldn’t answer it and only explain!

Which of the following sets of ordered pairs can be modeled by a linear equation?

A {(2, 3), (2, 4), (2, 5), (2, 6)}
B {(3, -3), (1, 1), (0, 3), (-1, 5)
C {(-2, 2), (0, 0), (2, 2), (4,8)

Answers

Answer:

A[2,3],(2,4),(2,5),(2,6)

What is f(−1) for the function given? f(x)=x2−3x+8

Answers

Answer:

12

Step-by-step explanation:

I am assuming you are asking for f(x)=x^2-3x+8? You plug (-1) in for all portions of x. This means you get (-1)^2-3(-1)+8. (-1)^2 is simply 1 because -1 x -1=1. 3*-1 is -3. This makes the equation 1 - (-3) + 8. The middle section simplifies down to +3 making it 1+3+8, or 12.

Temperature at 8AM was -8°. The temperature at 8 PM is 3º.
What is the change in temperature from 8 AM to 8 PM?

Answers

Answer:

11

Step-by-step explanation:

Trent saved up $500 for summer vacation. If he spends $25 a week for eight weeks, how much money does he have left? Explain? (Can somebody help plz- )

Answers

Answer:300

Step-by-step explanation:

25*8 =200

500-200=300

Answer:

$300

Step-by-step explanation:

25 a week for 8 weeks is a total of 25*8 or 200 so he spent $200

500 - 200 is 300 so he has $300 left

QS is an angle bisector, what is the value of x?

Answers

Answer:

The value of x is 16

Step-by-step explanation:

The angle Bisector of a triangle will divide the opposite side into two segments that are proportional to the other two sides of the triangle

In Δ QPR

∵ QS is the angle bisector

∵ PR is the opposite side

→ By using the rule above

∴ [tex]\frac{PS}{PQ}[/tex] = [tex]\frac{SR}{RQ}[/tex]

PS = x and PQ = 30

∵ PR = 40

∵ RS = PR - PS

∴ RS = 40 - x

RS = 40 - x and RQ = 45

→ Substitute them in the rule above

∴ [tex]\frac{x}{30}[/tex] = [tex]\frac{40-x}{45}[/tex]

→ By using the cross multiplication

x × 45 = 30 × (40 - x)

∴ 45x = 30(40) - 30(x)

∴ 45x = 1200 - 30x

→ Add 30x to both sides

∵ 45x + 30x = 1200 - 30x + 30x

∴ 75x = 1200

→ Divide both sides by 75

x = 16

The value of x is 16

Answer:17

Step-by-step explanation:trust me bro

Thisss one toooo plsss

Answers

Answer:

5

Step-by-step explanation:

x + y = 3

xy = 2

x = 1 and y = 2 or x = 2 and y = 1

x + y = 1 + 2 = 3

xy = (1)(2) = 2

y^2 + x^2 = (2)^2 + (1)^2 = 4 + 1 = 5

If it costs $12 to enter an amusement park and $0.50 per ride.
how would I explain in words the meaning of f(6) = 15 in context of the problem?

Answers

Answer:

In this problem, the equation is basically as follows:

F(x)=0.5x+12

where f(x) is the total cost and x represents the number of rides

F(6)= 15 means that the total cost of the amusement park when a person rides six rides is $15.

what is the value of -2 1/6 - 1 1/4 + 1 3/4

Answers

Answer:

Step-by-step explanation:

-2 1/6-1 1/4 +1 3/4

[tex]=-\frac{13}{6} -\frac{5}{4} +\frac{7}{4} \\(L.C.M. ~of ~6,4,4=12)\\=\frac{-26-15+21}{12} \\=-\frac{20}{12}\\=-\frac{5}{3} \\=-1 \frac{2}{3}[/tex]

PLEASEEE HELPP!!!!!!

Answers

Answer:

5x2x6

Step-by-step explanation:

Because you cut it in half so you have to divide the length and width by 2.

A teacher wants to split 2 erasers between 5 students equally. How many erasers will each student get?​

Answers

Answer:

If the teacher wants to split an eraser into 5 pieces she/he could but they would be small pieces. if she/he splits them, each student would get one small piece and since there are two erasers, then each student would get 2 small pieces of an eraser.

Step-by-step explanation:

for f(x) =4x+1 g(x)=x²-5, find (f•g)(x)​

Answers

Step-by-step explanation:

The composite function (f o g)(x)

= f(x² - 5)

= 4(x² - 5) + 1

= 4x² - 19.

4x² - 19

This is your correct answer friend


Robert graded his friend Sam's practice test, and gave him a 72%. Sam checked it again and found that he really made 80%. Robert
said, "Relax; l ohly made an error of 8%." Is Robert correct?
A) Yes; 80% - 72% = 8%
B) Yes; 8% less then the score or 80% would be 72%
C) No; robert actually made a error of 10% since 8/8” = 10
D) No; 80 divided by 72=1.11, so the error was 11%

Answers

Answer:the answer is c,no;Robert actually made an error of 10 present since 8/80=10

Step-by-step explanation:

Answer:

Answer:the answer is c,no;Robert actually made an error of 10 present since 8/80=10

Step-by-step explanation:

Solve
4x+3/7+2=x+5/2​

Answers

Answer:

x= 1/42

Step-by-step explanation:

Step 1: Simplify both sides of the equation.

4x+3/7+2=x+5/2

combine like terms (2 and 3/7)

4x+17/7=x+5/2

Step 2: Subtract x from both sides.

4x-x+17/7=x-x+5/2

3x+17/7=5/2

Step 3: Subtract 17/7 from both sides.

3x+17/7−17/7=5/2-17/7

3x=1/14

Step 4: Divide both sides by 3.

3x/3=1/14/3

1/14 * 1/3 = 1/42

x=1/42

A box contains 5 purple marbles, 3 green marbles and 2 orange marbles. You draw the first marble, return it to the box and draw a second marble. What is P(both marbles are orange)?

Answers

Answer:

1/15

Step-by-step explanation:

1/5+3+2        all of the marbles

2/10              odds of drawing an orange marble(bc 2 orange marble)

3/9                 because to get 3 green and 1 marble is removed and 9 is total          marbles left

2/10*3/9=1/15  muliply  odds because 2 draws of marbles    

For the diagram below let m∠1 = (7x + 5)°, m∠2 = (9x − 8)°, and m∠3 = (11x − 15)°. A triangle with exterior angles 1, 2, 3. Complete the work shown to find the m∠3. Set the sum of the exterior angles to 360° and solve for x. 7x + 5 + 9x − 8 + 11x − 15 = 360 27x − 18 = 360 27x = 378 x = 14 Substitute the value of x into the expression that represents mAngle3. mAngle3 = 11(14) – 15 mAngle3 = °

Answers

Answer:

139

Step-by-step explanation:

Answer:

I put 139 and got it right!

Step-by-step explanation:

hope this helps :)

Find the slope between the
following points:
(-3,3), and (5, 10)

Answers

Answer:

7/8

Step-by-step explanation:

I got it right

Answer:

7/8

Step-by-step explanation:

cuz

I will give you brainlest plzzz helppp!!!!

Answers

Answer:

329/9, the answer seems wrong but I triple checked because I thought so too. The answer is 100% correct

Step-by-step explanation:

Angle EFG + Angle FGH + Angle GEF = 180 degrees

(2x+1) + (6x+2) + (x + 19) = 180 degrees

9x + 22 = 180 degrees

9x = 158 degrees

x= 158/9

x+19 = Angle GEF

158/9 + 19 = Angle GEF

329/9 =Angle GEF

Double check:

(2x+1) + (6x+2) + (x + 19), x=158/9

2(158/9) + 1 = 325/9

6(158/9) +2 = 322/3

(158/9) +19 = 329/9

325/9 + 322/3 + 329/9 = 180

what is the cost of the item that would make these discount equivalent?

Discount:

30% off $22.50 off​

Answers

Answer:

$15.75

Step-by-step explanation:

Turn the percentage into a decimal.

30% = 0.3

Multiply.

22.5 * 0.3 = 6.75

Subtract.

22.5 - 6.75 = 15.75

Best of Luck!

Answer is $15.75 Step by step: Turn 30% into .03 and time by $22.50

Can someone help me with these and show the work also?

Answers

QUESTION:

Simplify each expression

ANSWER:

1.) [tex]\green{{- 8n}}[/tex]

2.) [tex]\green{{- 2b - 60}}[/tex]

3.) [tex]\green{{- 10x - 14}}[/tex]

4.) for number 4 study my step-by-step explanation so you can answer that

STEP-BY-STEP EXPLANATION:

1.) First, If the term doesn't have a coefficients, it is considered that the coefficients is 1

WHY?

Learn why:

Why is it considered that the coefficient is 1?

Remember that any term multiplied by [tex]\blue{{1}}[/tex] remains the same :

[tex]\blue{{1}}[/tex] [tex]{× x = x}[/tex]

Step 1:

The equality can be read in the other way as a well, so any term can be written as a product of [tex]\blue{{1}}[/tex] and itself:

[tex]{x = }[/tex] [tex]\blue{{1}}[/tex] [tex]{× x}[/tex]

Step 2:

Usually, we don't need to write multiplacation sign between the coefficient and variable, so the simple form is:

[tex]{x = 1x}[/tex]

This is why we can write the term without the coefficient as a term with coefficient [tex]{1}[/tex]

Now let's go back to solving as what i said if a term doesn't have a coefficient, it is considered that the coefficient is 1

[tex]{n - 9n}[/tex]

[tex]\red{{1}}[/tex] [tex]{n -9n}[/tex]

Second, Collect like terms by subtracting their coefficients

[tex]\red{{1n - 9n}}[/tex]

[tex]\red{{( 1 - 9)n}}[/tex]

Third, Calculate the difference

how?

Keep the sign of the number with the larger absolute value and subtract the smaller absolute value from larger

[tex]\red{{1 - 9}}[/tex]

[tex]\red{{- (9 - 1)}}[/tex]

Subtract the numbers

- ([tex]\red{{9 - 1}}[/tex])n

- [tex]\red{{8}}[/tex]n

[tex]\green{\boxed{- 8n}}[/tex]

2.) First, Distribute - 6 through the parentheses

how?

Multiply each term in the parentheses by - 6

[tex]\red{{- 6(b + 10)}}[/tex]

[tex]\red{{- 6b - 6 × 10}}[/tex]

Multiply the numbers

- [tex]{6b}[/tex] - [tex]\red{{6 × 10}}[/tex]

- [tex]{6b}[/tex] - [tex]\red{{60}}[/tex]

Second, Collect like term

how?

Collect like terms by calculating the sum or difference of their coefficient

[tex]\red{{- 6b + 4b}}[/tex]

[tex]\red{{(- 6 + 4)b}}[/tex]

Calculate the sum

[tex]\red{{(- 6 + 4)}}[/tex]b

[tex]\red{{-2}}[/tex]b

[tex]\green{\boxed{- 2b - 60}}[/tex]

3.) First, Distribute 2 through parentheses

how?

Multiply each term in the parentheses by 2

[tex]\red{{2(x - 5)}}[/tex]

[tex]\red{{2x - 2 × 5}}[/tex]

Multiply the numbers

[tex]{2x -}[/tex] [tex]\red{{2 × 5}}[/tex]

[tex]{2x -}[/tex] [tex]\red{{10}}[/tex]

Second, Distribute - 4 through the parentheses

how?

Multiply each term in the parentheses by - 4

[tex]\red{{- 4(3x + 1)}}[/tex]

[tex]\red{{- 4 × 3x - 4}}[/tex]

Calculate the product

- [tex]\red{{4 × 3}}[/tex]x - 4

- [tex]\red{{12}}[/tex]x - 4

Third, Collect like terms

how?

Collect like terms by subtracting their coefficient

[tex]\red{{2x - 12x}}[/tex]

[tex]\red{{(2 - 12)x}}[/tex]

Calculate the difference

[tex]\red{{(2 - 12)}}[/tex]x

[tex]\red{{- 10}}[/tex]x

Fourth, Calculate the difference

how?

Factor out the negative sign from the expression

[tex]\red{{- 10 - 4}}[/tex]

[tex]\red{{- (10 + 4)}}[/tex]

Add the numbers

- ([tex]\red{{10 + 4}}[/tex])

- [tex]\red{{14}}[/tex]

[tex]\green{\boxed{- 10x - 14}}[/tex]

That's all I know sorry but I hope it helps :)

Which statement is true about the equation (see picture)
A. It has no solution.
B. It has one solution.
C. It has two solutions.
D. It has infinitely many solutions.

Answers

Simplify
2/4z + 1 = 2/4z + 1
Answer: D. Infinite solutions

Answer:

D would be your answer

Step-by-step explanation:

Simplify :)

ASAP PLZ HELP ME WILL MARK BRAINLIST

Answers

Answer:

Step-by-step explanation:

do the two small rectangle first. they are 2 by 8's meaning that one side is 16 and the other 16 (16+16=32)

Now for the big one which is a 6 by 6 (6*6=36)

add 36 + 32 and the area is 68

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