Please answer
Will give brainlst

Please Answer Will Give Brainlst

Answers

Answer 1

Answer:

The answer is C

Step-by-step explanation:

There are other examples but C

Answer 2

Answer:

Step-by-step explanation:

A: not correct. You're changing phase. That's a physical change.

B: not correct. You are just changing the shape of something. That is physical as well. No electrons moving around is involved.

C: Here's your answer. Anytime you get a gas given off you can suspect that a chemical reaction has taken place.

D: Not true. A mixture formation is not a chemical reaction


Related Questions

A model boat is marked down 15% off the original price of $50. What is the sale price of the
boat?

Answers

Answer: $42.5

Step-by-step explanation: So first they take off 15% of of $50 so that means they took $7.5. And now its asking for the price of it after so $7.5-$50= $42.5.

Answer:$42.5

Explanation:

HELPPP
8g + 25 = 97
Solve for G

Answers

Answer: 120 g

Step-by-step explanation:

Can anyone help me with this please....
[tex]2 \sin2x - \sin(x) . \sqrt{2ctgx} = 1[/tex]

Answers

2× - sin (×), √2xtg × ≈ 1 =

What the answer please!!!!

Answers

Answer:

a

Step-by-step explanation:

A kingfish needs to be cut into 8-ounce pieces. If the fish weights 12.5 pounds, how many pieces can be cut? 1 pound=16 ounces

Answers

Answer:

25 pieces

Step-by-step explanation:

12.5 * 16= 200 ounces

therefore 200/8=25

please help appreciate it!!

Answers

Answer:

I only

Step-by-step explanation:

It is the only one that passes through both.

Desmos is a great graphing calculator

Answer:

the is answer is neither

Step-by-step explanation:

i also used desmos and i got neither.

what is the sum of 1/8 + 5/16 + 3/8​

Answers

Answer:

0.8125

Step-by-step explanation:

because i did the process

Answer:

0.8333333 or 13/16

Step-by-step explanation:

Question 1) Use the linear combination method to solve the system of equations. Explain each step of your solution. 2x - 3y = 13, x + 2y = -4. ( I'll post a picture of the question and problem incase there's any confusion). Will Mark Brainliest.​

Answers

Answer:

x = 2 and y = -3

Step-by-step explanation:

The given equations are:

2x - 3y = 13 ...(1)

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

Multiply equation (2) by 2.

2x + 4y = -8 ...(3)

Subtract equation (3) from (1).

2x - 3y-(2x + 4y) = 13-(-8)

2x-3y-2x-4y = 13+8

-7y = 21

y = -3

Put the value of y in equation (2).

x + 2(-3) = -4

x-6=-4

x = 6-4

x = 2

So, the solution of the given equations are x = 2 and y = -3.

The dot plots below show the age of some dance students and some yoga students: Two dot plots are shown one below the other. The top and the bottom plots have the title Dance Students and Yoga Students respectively. Below the line for each dot plot is written Age followed by years in parentheses. The markings on each line are from 10 to 30 at intervals of 1. For the top plot there are two dots for 13 and 16 and 1 dot each for 12, 15, 17, 18, and 20. For the bottom plot there are 2 dots for 25 and 1 dot each for 17, 19, 20, 22, 24, 27, and 29. Based on visual inspection of the dot plots, which group of students appears to have the larger average age? The yoga students The dance students Both groups are similar. Not enough information is available to draw a conclusion.

Answers

Answer:

The yoga students

Step-by-step explanation:

This one is kinda easy but i took the test and got it right have a good day! :)

Answer:

yoga students

Step-by-step explanation:

i did the math in math class for this question lol.

One number is 3 times as large as another. Their sum is 28. Find the numbers

Answers

Answer

7

Step-by-step explanation:

Enter an equation for the function. Give your answer in the form a(b)n. In the event that a = 1, give your answer in the form (b)n.

A pharmaceutical company is testing a new antibiotic. The number of bacteria present in a sample when the antibiotic is applied is 11000. Each hour, the number of bacteria present decreases by half. The number of bacteria remaining r(n) is an exponential function of the number n of hours since the antibiotic was applied.

the equation is r(n) = _____

Answers

Answer:

5757

Step-by-step explanation:

Please help cause my class over in a few mins please hurry

Answers

Answer:

3x+4

Step-by-step explanation:

just combine like terms

x+2x= 3x

3+1=4

A 13 foot board is cut into 2 pieces, if one piece is x feet long express the other length in terms x

Answers

Answer:

if they are equal then it would be 6.5

Tom bought a television and paid of the original price, including tax. The original price of the television was $500. How much change did
Tom receive if he paid the cashier $400?
A $25
B. $50
o C. $75
D. $150

Answers

Yo creo que es la b por el precio original de la tv es 500

The answer isn't in A. B. C. or D.

Step-by-step explanation:

The answer would be negative or not be in the answer list.

Earth is 92.96 million miles from the su orbits the sun in about 365, 26 days traveling at an average speed of 18.51 miles per secondHow far does Earth travel in minute(60 seconds)

Answers

Answer:

multiply the time and speed the divide the distance with the value of a minute.

Step-by-step explanation:

365 x 26 x 18.52 = 175,754.8 divided by 60 = 2,929.246666666667

simplify into 2,929.2

15 points and brainliest! Solve for x. 7x + 3 = 17

A: x= 2

B: x=7

C: x=20

D: x=27

Answers

Answer:

Its A

Step-by-step explanation:

7x + 3 =17

            -3  ( 17 -3 = 14)

7x =  14.  (14 divided by 7)

u get x=2

Geometry only answer if you know, Need help

Answers

Answer (a) :

These triangles are congruent under the SAS congruence criterion. The angles that face each other at the tip of these two triangles are vertically opposite angles, so their measures will be equal. It is already given that two sides of these two angles are equal. Since two sides and one included angle is equal, the SAS congruence criterion can be used to prove that this triangle is congruent.

Answer (b) :

These triangles are congruent under the SSS congruence criterion. This criterion states that if all three sides of two triangles are equal then they are congruent triangles. Since two sides and one included/common side of these triangles are equal they can said to be congruent under the SSS congruence criterion.

Answer (c) :

These triangles can be proved to be congruent using the SAS congruence criterion. Let us prove it using the following steps :

Given :

In triangle 1 :

Measure of an angle = 48°Measure of one of its side = 6 cmMeasure of another side = 6 cm

In triangle 2 :

Measure of an angle = 48°Measure of one it's side = 6 cmMeasure of another side = 6 cm

Since two sides and one included angles of both these triangles are equal, we can conclude that they are congruent under the SAS congruence criterion.

Answer:

lady strange is the best

Step-by-step explanation:

the cost of New York Yankees baseball cap is 24.00. The local sporting goods store sells it for $30.00. markup rate​

Answers

The answer is 25 percent

Geometry Will give Brainlist

Answers

Direct answer :[tex]\color{plum}\boxed{\bold{\tt Statements :} } [/tex]segment AE and BD bisect each other. ∠BCA and ∠DCE are equal. Segment AC and segment CE are equal. Segment BC and segment CD are equal. △ACB≅△ECD

[tex]\color{plum}\boxed{\tt Reasons : }[/tex]Given. They are vertically opposite angles, so they are equal.The bisector BD divides segment AE into two equal parts which are Segment AC and segment CE.The bisector AE divides the segment BD into two equal parts which are segment BC and segment CD.△ACB≅△ECD under the SAS congruence criterion because two sides and one included angle is equal.

Steps to derive these statements and reasons :

Given :

segment AE and segment BD bisect each other

Which means :

∠BCA and ∠DCE are equal because they are vertically opposite angles. Segment AC = segment CE because the bisector BD divides the segment AE into two equal parts which are segment AC and segment CE.segment BC and segment CD will be equal because bisector AE divides the segment BD into two equal parts which are segment BC and segment CD.

Since two sides and one included angle is equal △ACB≅△ECD under the SAS congruence criterion .

16. A photograph is reduced to 75% of its original size. The photo was originally 96 squaro Inches. What is
the now area after it has boon reduced?

Answers

Answer:

mom clock usualli a h i j o

HELP IM GIVING 20 POINTS LIKE PLZZ I NEED HELP​

Answers

Answer:

price = 4.1

cost = 12.3

Step-by-step explanation:

price = 0.8+1.2+1.5+0.6 = p4.1

cost = 2.40+3.60+4.50+1.80 = $12.3

Write the equation of the line that passes through the points (-1, 10) and (5, 2)

Answers

Answer:

[tex]y=-\frac{4}{3}x +\frac{26}{3}[/tex]

Step-by-step explanation:

1) if the point A has coordinates (-1;10) and the point B - (5;2), then it is possible to write common view of the required equation of the line:

[tex]\frac{x-X_A}{X_B-X_A} =\frac{y-Y_A}{Y_B-Y_A};[/tex]

2) if to substitute the coordinates of A&B into the common equation, then:

[tex]\frac{x+1}{5+1} =\frac{y-10}{2-10}; \ => \frac{x+1}{6}=\frac{y-10}{-8};[/tex]

3) finally, in slope-intersection form:

3y= -4x+26; ⇔ y= -4/3 x +26/3.

P.S. the suggested way of the solution is not the only one.

Plz I need help with these two ​

Answers

Answer:

x<=2

11>=x

Step-by-step explanation:

x+14<=16

x<=2

help me plsssssssssssssssssssssss!

Answers

"Answer" and Explanation:

All I can tell is that x=60, and that the angle is also 60, since it is and equalateral triangle.  I can't see anything about sides lengths nor can I tell what 'side' means, so yeah that's all I can say.  Sorry that probably didn't help at all.  

Which is the value of the expression? (-2) to the fourth power

A. -16


B. -8


C. 8


D. 16

Answers

Answer:

Variant D

Step-by-step explanation:

-2*(-2)*(-2)*(-2)=16

Which point could be on the line that is parallel to line KL and passes through point M?

(–10, 0)
(–6, 2)
(0, –6)
(8, –10)

Answers

Answer:

D. (8, –10)

Step-by-step explanation:

(8, -10) passes through this line.

The correct option is D

What is Coordinate Geometry?

By using graphs with curves and lines, coordinate geometry (also known as the analytic geometry) explains how geometry and algebra are related.

As per the given data:

We are given a line KL in the diagram, and we have to find out which point out of the given options will satisfy the equation of the line which is parallel to KL and passes through M.

Using the intercept form equation of line KL:

x/a + y/b = 1 [a and b are x and y intercepts respectively]

x/6 + y/4 = 1

4x + 6y = 24

Slope of this line = -a/b = -4/6 = -2/3

The line parallel to this will have the same slope and should pass through (-4, -2)

y - (-4) = (-2)/3 [x - (-2)]

y + 4 = (-2/3)[x + 2]

3y + 12 = -2x - 4

2x + 3y + 14 = 0

Clearly (8, -10) passes through this line.

2(8) + 3(-10) + 14 = 0

Hence, (8, -10) passes through this line.

To learn more about Coordinate Geometry, click:

brainly.com/question/7869125

#SPJ7

Determine the ratio of shaded sections to striped sections. Then explain its meaning.

Answers

Answer:

Determine the ratio of shaded sections to the total number of sections. Write the ratio as a fraction in simplest form and as a decimal.

Answer:

3/8

Step-by-step explanation:

Total no. of sections= 8

No. of shaded sections= 3

Therefore, the ratio = 3/8

A student took a system of equations, multiplied the first equation by 2 and the second equation by 3, then added the results together. Based on this, she concluded that there were no solutions. Which system of equations could she have started with?

1) 2x-4y=6
3x+6y=9

2) 3x+y=12
-3x+6y=6

3) -2x+4y=4
-3x+6y=6

4) 3x+6y=9
-2x-4y=4

Answers

Answer:

system 4.

Step-by-step explanation:

3x+6y=9

multiply by 2

6x+12y=18   ....(1)

-2x+-4y=4

multiply by 3

-6x-12y=12   ...(2)

add (1) and (2)

0+0=30

which is impossible .It has no solutions.

Answer:4) 3x+6y=9-2x-4y=4

Step-by-step explanation:

I got the answer right

Find the product. 5/8 of 24 A. 8 B. 15 C. 11 D. 9

Answers

Answer:

15 = B

Step-by-step explanation:

5/8 x 24 = 15

Step-by-step explanation:

5/9×24

5/8×24

[tex] \frac{5 \times 24}{1 \times 8} [/tex]

[tex] \frac{120}{8} [/tex]

B.15

hope it's helpful ❤❤❤❤

THANK YOU.

-7 es numero natural?

Answers

Answer:

no no es un numero natura,los numeros naturales son los que estan completos como el 1 el 2 el 3 y mas numeros los que son menos o con punto decimal no lo son

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