Yolanda paid for her movie ticket using 28 coins, all nickels and quarters. The ticket cost $4. Which system of linear equations can be used to find the number of nickels, n, and the number of quarters, q, Yolanda used?
n + q = 28
0.05n + 0.25q = 4
n + q = 4
5n + 25q = 28
n + q = 28
5n + 25q = 4
n + q = 4
0.05n + 0.25q = 28

Answers

Answer 1

Answer:

n + q = 28 0.05n + 0.25q = 4

Answer 2

Answer:

The answer is A :>


Related Questions

There are 2.54 centimeters in 1 inch. There are 100 inches in 1 meter. How many meter are in 158 inches?

Answers

Answer:

1.58 meters

Step-by-step explanation:

Taking the square root is the blank of squaring the number

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Answer:

Step-by-step explanation:

opposite

Help! What is the solution to the system shown below?

Answers

Answer:

3,-2

Step-by-step explanation:

the solution set is the point where the two lines intercept. in this case it's 3,-2

pls tell me someone knows they answer .. I mark brainliest

Answers

Answer:

The Maya were among the first people to use cacao seeds to make chocolate

Explanation:

The maya were one of the first people to use cacao to make chocolate. They would roast and crush the beans into paste. The often combined the paste with water.

When the Maya discovered that they could use cacao by crushing the pods, adding water and chili peppers they were so amazed by the taste that they called it the drink of the gods. Even today traditional hot chocolate in those areas is made with chili peppers and this way is regarded as one of the best ways of preparing the drink.

John read the first 114 pages of a novel, which was 3 pages less than 1/3 of the novel. Write an equation to determine the total number of pages (p) in the novel. Find the total number of pages in the novel.

Answers

Answer:

The novel has 117 pages

Step-by-step explanation:

Let  p  be the pages in the novel

p − 3 = 114

p = 117

Answer:

351

Step-by-step explanation:

114 = p/3 - 3

p/3 = 117

p = 351 page

Please mark me brainliest if this helped you ! (by clicking the little crown on my answer) it helps a lot thnx! (^o^)

Leo bought 4 T-shirts and 2 pairs of pants for Php 3 000.00. If the T-
shirts cost Php 300.00 each, find the cost of each pair of pants.
1) What is asked?
2) What are the given?
3) What operation will be used?
4) What is the hidden question?
5. What is the number sentence?
6. Write the solution:​

Answers

Answer:

hey

Step-by-step explanation:

Consider the line y=-2/5x+7
Find the equation of the line that is parallel to this line and passes through the point (-4, 4).
Find the equation of the line that is perpendicular to this line and passes through the point (-4, 4).
Equation of parallel line:
Equation of perpendicular line:

Answers

Answer:

Paraellel: y=-2/5x+12/5

Perpendicular: y=5/2x+14

Step-by-step explanation:

hope this helps <3

write an equation of the perpendicular bisector of the line segment with coordinates A (4,6) and B ( 8,10)

Answers

Answer:

[tex]\sqrt{x}[/tex]

Step-by-step explanation:

blah blah blah blah blah i'm fifth grade not highschool bye still give me my point

GJ bisects ∠FGH and is a perpendicular bisector of FH. Triangle F G H is cut by perpendicular bisector G J. Line segments F J and J H are congruent. Angle F G J and J G H are both 30 degrees. What is true of triangle FGH? It is a right triangle. It is an obtuse triangle. It has exactly 2 congruent sides. It has exactly 3 congruent sides.

Answers

Answer:

D: It has exactly 3 congruent sides

Step-by-step explanation:

finished quiz on edg2020

Answer:

the answer is D  just took the test

Step-by-step explanation:

just took the test

Given:
Prove:
Answer ASAP, please!:)

Answers

Answer:

Whats the question. I think I can help if there is a picture or if there are more words

What is the volume of material he must purchase?

2 ft3
4 ft3
6 ft3
8 ft3

Answers

Answer:

In this problem, we use the formula for volume which is:  

volume=(length*width*height)/3

Since the base of the triangle is a square, we simply know that the length and width is equal.

L = W = 2 ft

H = 6 ft

Solution:

V = (2*2*6)/3V = 8 ft^3

The correct answer is 8 ft^3

Hope this helps.

Step-by-step explanation:

Answer:

D

Step-by-step explanation:

trust me bro.

farmers are better than doctors

Answers

Answer:

they are both the same

Step-by-step explanation:

farmers give us food and doctors make us healthier

NEED HELP ASAP
Amy incorrectly says that this product is 15/77. What is the correct​ product? What was Amy​'s likely​ error?

Answers

Answer:

likely error she made was saying 77 divided by 15

A set of 4 consecutive odd integers has a sum of 216. What are the integers?​

Answers

Answer:

Hope this helps!!

Step-by-step explanation:

So the four consecutive odd integers are: 51 , 53 , 55 and 57 .

If the first integer is n, then the other three are n+2,n+4 and n+6

and we have:

216=n+(n+2)+(n+4)+(n+6)=4n+12

Subtract 12 from both ends and transpose to get:

4n=204

Divide both sides by 4

to get:

n=51

So the four consecutive odd integers are:

51,53, 55 and 57.

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Answers

Maybe for a Brainliest

Answer:

okay first you follow me on Pinterest

then I'll flw you back

good night

What is the roots of f(x)=-x^2-6x-14

Answers

Answer:

[tex]x=-3\pm i \sqrt{5}[/tex]

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDASEquality Properties

Algebra I

Standard Form: ax² + bx + c = 0Quadratic Formula: [tex]x=\frac{-b\pm\sqrt{b^2-4ac} }{2a}[/tex]

Algebra II

Imaginary roots: √-1 = i

Step-by-step explanation:

Step 1: Define function

f(x) = -x² - 6x - 14

Step 2: Set up

Set equation equal to 0:                    -x² - 6x - 14 = 0Factor out -1:                                       -(x² + 6x + 14) = 0Divide both sides by -1:                      x² + 6x + 14 = 0

Step 3: Define variables

a = 1

b = 6

c = 14

Step 4: Find roots

Substitute:                              [tex]x=\frac{-6\pm\sqrt{6^2-4(1)(14)} }{2(1)}[/tex]Exponents:                             [tex]x=\frac{-6\pm\sqrt{36-4(1)(14)} }{2(1)}[/tex]Multiply:                                  [tex]x=\frac{-6\pm\sqrt{36-56} }{2}[/tex]Subtract:                                 [tex]x=\frac{-6\pm\sqrt{-20} }{2}[/tex]Factor:                                    [tex]x=\frac{-6\pm\sqrt{-1} \sqrt{20} }{2}[/tex]Simplify:                                  [tex]x=\frac{-6\pm2i \sqrt{5} }{2}[/tex]Factor:                                    [tex]x=\frac{2(-3\pm i \sqrt{5} )}{2}[/tex]Divide:                                    [tex]x=-3\pm i \sqrt{5}[/tex]

What is one important thing you have to do before solving a word problem?

Answers

Answer:

read the answer through and collect all the information you can

Solve x4 - 34x2 = -225

Answers

Answer:

x= -5,5 and -3,3

Graph the line.
y=3x-7

Answers

Step-by-step explanation:

so the -7 means that the line will cross the y-axis at the point (0,-7). from there, we knows the slope is 3. slope is rise over run, so 3 over 1. we go up 3 and over 1

In which quadrant is the point (–3, 5) located? quadrant I quadrant II quadrant III quadrant IV

Answers

Answer:

B

Step-by-step explanation:

just ended the test

Answer: (-3, 5) : Quadrant 2

simple math
Maria wants to measure the length of her thumb using a nonstandard unit. Which object would be the best for Maria to use?
A stapler
B chalkboard eraser
C book
D paper clip

Answers

paper clip. a paper clip would be about the size of her thumb so she would be able to use. for example, her thumb is 2 paperclips long. therefore the answer would be paperclip.
give me brainliest :D

StartFraction negative 8 (17 minus 12) over Negative 2 (8 minus (negative 2)) EndFraction

Answers

-8(17-12) = -8(5) = -40

-2(8-(-2)) = -2(10) = -20

-40/-20 = 2

Answer : 2

Answer:

2

Step-by-step explanation:

i took the test

Alunch bill cost $72. If you leave your server a 20% tip how much will you be leaving as the tip?

Answers

Answer: $14.4

Step-by-step explanation:

To calculate the tip, you need to multiply the bill times .2. So 72x .2 = 14.4

Please help me with this problem

Answers

Answer: 66 degrees

Let's solve your equation step-by-step.

7x+3+x+55=14x−5+x

Step 1: Simplify both sides of the equation.

7x+3+x+55=14x−5+x

7x+3+x+55=14x+−5+x

(7x+x)+(3+55)=(14x+x)+(−5)(Combine Like Terms)

8x+58=15x+−5

8x+58=15x−5

Step 2: Subtract 15x from both sides.

8x+58−15x=15x−5−15x

−7x+58=−5

Step 3: Subtract 58 from both sides.

−7x+58−58=−5−58

−7x=−63

Step 4: Divide both sides by -7.

−7x

−7

=

−63

−7

x=9

7(9) + 3

63 +3

<U = 66

. A book collector has 425 books,
56% of which were published
prior to 1900. How many books
were published prior to 1900?

Answers

425 times 0.56 = 238 were published prior to 1900

Answer:

238

Step-by-step explanation:

all you do is part and whole divide

Find the slope of the following given points (-3, 1) and (5, 17)

Answers

Answer:

slope is 2

Step-by-step explanation:

find the change in y and x to then divide them

17-1/5- -3 = 16/8 = 2

HELP I WILL GIVEBRAINLIST! FALSE ANSWERS OR SPAM WILL BE REPORTED!!!!1
What do the differences between the points (as shown on the graph) represent? On a coordinate plane, point B is at (2, 7) and point D is at (4, 14). StartFraction 7 over 2 EndFraction is the unit rate because it compares the change in y-values to the change in x-values of the points on the graph. StartFraction 2 over 7 EndFraction is the unit rate because it compares the change in y-values to the change in x-values of the points on the graph. StartFraction 7 over 2 EndFraction can be used to find the unit rate if one divides 7 by 2 and compares the result to 1. StartFraction 2 over 7 EndFraction can be used to find the unit rate if one divides 2 by 7 and compares the result to 1.

Answers

Answer:

StartFraction 7 over 2 EndFraction can be used to find the unit rate if one divides 7 by 2 and compares the result to 1

Step-by-step explanation:

we know that

The formula to calculate the slope between two points is equal to

we have the points

B(2, 7) and D(4, 14)

substitute the values

The unit rate is

therefore

StartFraction 7 over 2 EndFraction can be used to find the unit rate if one divides 7 by 2 and compares the result to 1

Step-by-step explanation:

Answer:

StartFraction 7 over 2 EndFraction can be used to find the unit rate if one divides 7 by 2 and compares the result to 1

Step-by-step explanation:

we know that

The formula to calculate the slope between two points is equal to

we have the points

B(2, 7) and D(4, 14)

substitute the values

The unit rate is

therefore

StartFraction 7 over 2 EndFraction can be used to find the unit rate if one divides 7 by 2 and compares the result to 1

1) Every day, the Clark Pet Store uses 2/3 of a bag of dog food to feed the dogs. How
many days will 4 2/3 bags of dog food last?

BRIANLYEST TO WHOEVER ANSWERS FIRST

Answers

Answer:

7 days

Step-by-step explanation:

I'm on crack but I never did it bruh

2/3
4 2/3=14/3
14/2=7
7 days
The food will last 7days

In Exercises 7–10, graph the function, and label its vertex and y-intercept.
7. F(x) = 3x^2 – 12x + 6
8. y = 5x2 + 20x - 9
9. y = –6x2 – 12x - 5
10. f(x) = -7x2 + 28x - 8


Answers

Answer:

#7: Vertex is (2,-6)

     y-intercept is (0,6)

#8: Vertex is (-2,-29)

      y-intercept is (0,-9)

#9: Vertex is (-1,1)

      y-intercept is (0,-5)

#10: Vertex is (2,20)

       y-intercept is (0,-8)

Step-by-step explanation:

Graphs are in the picture below

Please help me with this question asap

Answers

Answer:

156 for the first, 14 for the second

Step-by-step explanation:

x = -5 y=4

Plug in (first equation)

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

(16)^2 - (-10)^2

256-100

156

Second Equation

4y^2-2x^2

Plug in

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

4(16) - 2(25)

64-50

14

Parenthesis make a huge difference

Hope this helps =D

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