Please answer this question for 100 points

Please Answer This Question For 100 Points

Answers

Answer 1

Answer:

Ratios are proportional if both serve the identical tie. A method to detect if a pair of ratios remain equivalent is to rewrite them being fractions, then decrease them. If the decreased fractions are equal, the ratios are comparative.

Step-by-step explanation:

Answer 2

Answer:

still need help?

Step-by-step explanation:


Related Questions

Select all the points that are on the graph of the line
-2x + 5y = -15
A(0,5)
B(0,-3)
C (-5, -1)
D (-5,-5)
E (10,-1)
F (-10,7)

Answers

Answer:

(0,-3), (-5,-5)

Step-by-step explanation:

Plug in x and y and see in which case = -15

-2(0)+5(5)= 25 no

-2(0)+5(-3)= -15 yes

-2(-5)+5(-1)= 5 no

-2(-5)+5(-5)= -15 yes

-2(10)+5(-1)= -25 no

-2(-10)+5(7)= 55 no

A rectangular prism is 1 inch long and 2 inches wide. Its volume is 12 cubic inches. What is the height of the rectangular prism?

Answers

Answer: 6 inches

Explanation:

12 = 1(2)h

12 = 2h

12 ÷ 2 = 2h ÷ 2 (isolating the H term)

6 = h

Pls pls help it's urgent!!!​

Answers

Answer: number 6 is the correct one

Step-by-step

all of the facts stated on that question are true

Picture or photo frames are prepared in a workshop. How many rectangular frames measuring 15.4 cm by 3.7 dm can be produced from a metal strip 8,384 m long? Instruction: Convert all units to cm and then perform the operations.

Answers

Answer:

yepp that the answer will be correct just try ittt

Can someone help me please I don’t understand it

Answers

Answer:

C is the answer

Step-by-step explanation:

17/18 + 1/20 = 47/50 not 18/38

Teresa drives to her grandmother's house every summer. She travels 464 miles in 8 hours. At what speed does Teresa drive, in miles per hour?

Answers

Answer:

58 miles per hour

Step-by-step explanation:

464/8=58

Answer:

58mph

Step-by-step explanation:

Find the equation of the line shown.
y
10
9
8.
7
6
5
4
3
2
1
0 1 2 3 4 5 6 7 8 9 10x
if correct will mark brainliest ​

Answers

Answer:

y = -x + 9

Step-by-step explanation:

✔️Find the slope using (9, 0) and (7, 2):

[tex] slope (m) = \frac{y_2 - y_1}{x_2 - x_1} = \frac{2 - 0}{7 - 9} = \frac{2}{-2} = -1 [/tex]

Slope (m) = -1

✔️Find the y-intercept (b):

The line intercepts the y-axis when y = 9. Therefore, y-intercept (b) = 9

✔️Substitute m = -1 and b = 9 into y = mx + b

Thus,

y = -1(x) + 9

y = -x + 9

Which is the best estimate of
*4
*6
*22
*33

Answers

Answer:

17,424

Step-by-step explanation:

i just multiplied it

Answer:

The answer is 4.

Please help it's easy!

Answers

Step-by-step explanation:

[tex] - \frac{1}{4} \times ( - \frac{6}{11} )[/tex]

[tex] \frac{1}{2} \times \frac{3}{11} [/tex]

[tex] \frac{3}{22} [/tex]

Answer:

3/22

Step-by-step explanation:

A submarine sits at –300 meters in relation to sea level. Then it descends 115 meters. What is its new position in relation to sea level? Negative 415 m Negative 185 m Negative 115 m Negative 100 m

Answers

Answer:

[tex]New\ Position = -415m[/tex]

Step-by-step explanation:

Given

[tex]Position= -300m[/tex]

[tex]Descend = 115m[/tex]

Required

Determine the new position

It descends means that it moved in the downward position.

So, the new position is:

[tex]New\ Position = Position - Descend[/tex]

[tex]New\ Position = -300m - 115m[/tex]

[tex]New\ Position = -415m[/tex]

Hence, the new position f the submarin is -415m

Answer:

A

Step-by-step explanation:

that guy is right

A certain ball is dropped from 204 centimeters, and has a rebound factor of 72% (The height of the ball after each bounce is 72% of the height of the bounce before.). Which equation represents the relationship between the the number of bounces, n, and height, h, in centimeters? Group of answer choices

Answers

Answer:

The equation that represents the relationship between the number of bounces and the height is [tex]H = 204\cdot 0.72^{n}[/tex].

Step-by-step explanation:

According to this exercise, we notice that maximum height of the ball ([tex]H[/tex]), measured in centimeters, is reduced at geometric rate and as a function of the number of bounces ([tex]n[/tex]), with no unit, which is defined by geometric progression:

[tex]H = H_{o}\cdot r^{n}[/tex] (1)

Where:

[tex]H_{o}[/tex] - Initial height of the ball, measured in centimeters.

[tex]r[/tex] - Bounce factor, no unit.

If we know that [tex]H_{o} = 204\,cm[/tex] and [tex]r = 0.72[/tex], then the equation that represents the relationship between the number of bounces and the height is:

[tex]H = 204\cdot 0.72^{n}[/tex] (2)

1/3(2x-4)+5 = -2/3(x+1)

Answers

Answer:

= -[tex]\frac{13}{4}[/tex]

Step-by-step explanation:

Can someone pleaseeee help if you’re correct I’ll give u brainlist

Answers

Answer:

4

Step-by-step explanation:

this is an equilateral triangle, meaning all sides and angles are the same

Solve system by using substitution show all work please quickly


x + y = 2
y = 5

Answers

Answer:

(-3, 5)

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to Right

Equality Properties

Multiplication Property of Equality Division Property of Equality Addition Property of Equality Subtract Property of Equality

Step-by-step explanation:

Step 1: Define Systems

x + y = 2

y = 5

Step 2: Solve for x

Substitute in y:                    x + 5 = 2Isolate x term:                     x = -3

Jack and Jill start driving from the same location. Jack drives 30 miles south while Jill drives west. If Jack and Jill are 78 miles apart when they stop, how many miles west did Jill drive? Show all work in solving the problem.

Answers

Answer:

72 mles

Step-by-step explanation:

For better understanding, I'll make use of an attachment.

From the attachment,

O represents the start point

[tex]OB = 30[/tex] --- Jack

[tex]AB = 78[/tex] -- Distance between them

Required

Find OA; Jack's distance

To do this, we make use of Pythagoras theorem

[tex]AB^2 = OA^2 + OB^2[/tex]

This gives:

[tex]78^2 = OA^2 + 30^2[/tex]

[tex]6084 = OA^2 + 900[/tex]

Subtract 900 from both sides

[tex]OA^2= 6084 - 900[/tex]

[tex]OA^2= 5184[/tex]

Take square roots

[tex]OA = \sqrt{5184}[/tex]

[tex]OA = 72[/tex]

Hence, Jill drove 72 miles

A company that makes hair-care products had 6,000 people try a new shampoo. Of the 6,000 people,
36 had a mild allergic reaction. What percent of the people had a mild allergic reaction?
% of the people had a mild allergic reaction,

Answers

Answer:

0.6% of the people had a mild allergic reaction.

Step-by-step explanation:

Given that:

Number of people who tried hair care products = 6000

Number of people who had reaction = 36

Percent of people = [tex]\frac{Number\ of\ people\ with\ reactions}{Total\ number}*100[/tex]

Percent of people = [tex]\frac{36}{6000}*100[/tex]

Percent of people = 0.6%

Hence,

0.6% of the people had a mild allergic reaction.

Find the percent of change. Round to the nearest whole percent if necessary. State whether the percent of change is an increase () or decrease (0)
15 yards to 18 yards
Is this an increase or decrease?

Answers

Answer:

increase

Step-by-step explanation:

Which algebraic expression represents the sequence shown?


4, 8, 12, 16, …


A. 4n

B. n + 4

C. 4n + 4

D. 4 (n-10)

Answers

Answer:

B

Step-by-step explanation:

all but b wouldnt make sence because it would multiply

-10+7M= -10
Step by step and explain .

Answers

Answer:

Step-by-step explanation:

here you go mate

step 1

-10+7m= -10  equation

step 2

7m-10+10=-10+10

7m=0

step 3

[tex]\frac{7m}{7} =\frac{0}{7}[/tex]  divide

answer

m=0

mind if i get brainliest?

Answer:Isolate the variable by dividing each side by factors that don't contain the variable.

M=0

Step-by-step explanation:

The difference of two numbers is 18. Their sum is 66. What are the numbers? List the numbers from least to greatest.

Answers


attack_panic
·
5y
Another solution is to solve one equation for one variable, and plug that into the other equation.

x + y = 66
x = 66 - y

(66 - y) - y = 18
66 - 2y = 18
-2y = 18 - 66
-2y = -42
-2y/-2 = -42/-2
y = 24

Now that you have y, plug that into the first equation and solve for x.

x + 24 = 66
x = 66 - 24
x = 42

Then plug your two answers into both original equations to verify.

x + y = 66
42 + 24 = 66
66 = 66 check

x - y = 18
42 - 24 = 18
18 = 18 check

Write the equation for each line: red, gray, purple, and blue.

Answers

red: y = -2x + 3

gray: y = 3x -2

purple: x = 5

blue y = -4

hope this helped <3

HELP PLS I NEED HIS 39 degrees

Answers

Answer:

46.2 or 46.1

Step-by-step explanation:

use sohcahtoa

tan(39) x 57 = 46.1576

to the nearest tenth 46.2

Find the slope of a line passing through: (-4, -8), (-3, -13)

Answers

The answer is -5 hope that helps

Answer:

the slope is -7

.

Step-by-step explanation:

-13-(-8)/-3-(-4) is -7/1. which is also -7

In a bag there are 10p coins, 20p coins and 50p coins
there are three fewer 20p coins that 10p coins
theres are seven more 50p coins than 10p coins
altogether there are 61 coins
work out the total value of the 20p coins give your answer in pounds(£)

Answers

Answer:

Approximately 25p (please change to pounds by yourself I'm not European, sorry).

Ok so according to my research its 100 pence to one pound. Which will mean that 25p in pounds is £ 00.25

Step-by-step explanation:

let's say:10p= x20p= y 50p= z '3 fewer 20p (y) coins than 10p (x) coins'Therefore:y-3=x and y= x+3'7 more 50p coins (z) than 10p coins (x)'That is:z+7= xz= x-7'altogether are 61 coins'x+y+z = 61 (substitute for y and z)x + x + 3 + x - 7 = 61x+x+x+3-7 = 613x - 4= 613x= 61 + 43x=65x= 65÷3x= (approximately) 21.6 (Substitute x in y and z)y = x+3y = 21.6 + 3 = 24.6 (approximately 25)z = x -7z= 21.6-7= 14.6 (approximately 15)y= 20p y= 25p (approximately)Check x+y+z= ?21.6 + 24.6 + 14.6= 60.8 (approximately 61)

(Sorry I couldn't change to pounds)

And I tried to explain as much as possible, you can ask if you're confused.

What is A + B?
A = [ 3.42 1]
B = [5 6 89]

Answers

Answer:

5692.421

Step-by-step explanation:

3.421 + 5689 = 5692.421

Is this the right answer???

Answers

Answer:

No, the answer is 200

Step-by-step explanation:

[tex]x ( 2y + z ) ^{2}[/tex]

x = 2

y = 3

z = 4

Substitute in the given values and solve;

Remember the order of operations;

(1) parenthesis

(2) exponents

(3) multiplication or division

(4) addition or subtraction

[tex]2 ( 2(3) + 4)^{2}\\2(6+4)^{2}\\2(10)^{2}\\2(100)\\200[/tex]

7. Describe a rigid transformation that takes Polygon A to Polygon B

Answers

Rotate A at -2,3 180 clockwise then translate 4 to the right and down 7

Answer: Rotate 180° around the origin.

Step-by-step explanation:

It doesn't even matter whether its clockwise or counterclockwise. You get the same result.

The attachments are screenshots of your original screenshot rotated 180°

I’ll mark brainliest!
Probability.
Easy.

Answers

Answer:

18 people used bus

Step-by-step explanation:

now give me brainliest

Which is a correct first step for solving this equation-5(4x-7)+=3x

Answers

Answer:

Start by multiplying -5 by 4x and -7.

Answer:

Changing the equation to -20x+35=3x

Step-by-step explanation:

You would multiply each number in the parenthesis by -5

Hope this helps :)

A Caribbean resort has a nightly limbo contest on the beach, Participants must be less than 64 inches tall. The distribution of heights of adult American men is approximately normal with mean 69 inches and standard deviation 2.5 inches. About what percent of adult American males could enter this contest?

Answers

Answer:

2.23%

Step-by-step explanation:

We solve using z score formula

z = (x-μ)/σ, where

x is the raw score = < 64 inches

μ is the population mean = 69

σ is the population standard deviation = 2.5

Since: Participants must be less than 64 inches tall.

For x < 64 inches

z = 64 - 69/2.5

z = -2

Probability value from Z-Table:

P(x<64) = 0.02275

Converting to percentage

= 0.02275 × 100

= 2.275%

Approximately = 2.23%

Because participants must be less than 64 inches tall to participate in this limbo contest, the percent of adult American males thag could enter this contest is 2.23%

Answer:

2.23

Step-by-step explanation:

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