Greg chose C as the answer. How might he have gotten that answer?

Greg Chose C As The Answer. How Might He Have Gotten That Answer?

Answers

Answer 1

Given:

The equation is  

[tex]-0.4x+0.05y-1.25=0[/tex]

Where, y is the total cost and x is the number of months.

To find:

The y-intercept of the line represented by this equation.

Solution:

We have,

[tex]-0.4x+0.05y-1.25=0[/tex]

Isolate y variable.

[tex]0.05y=0.4x+1.25[/tex]

Divide both sides by 0.05.

[tex]y=\dfrac{0.4x+1.25}{0.05}[/tex]

[tex]y=\dfrac{0.4x}{0.05}+\dfrac{1.25}{0.05}[/tex]

[tex]y=8x+25[/tex]

Putting x=0, we get

[tex]y=8(0)+25[/tex]

[tex]y=0+25[/tex]

[tex]y=25[/tex]

Therefore, the y-intercept of the given equation is 25 and the correct option is D.


Related Questions

3x + 16
djfjdjdjfjdwjjd​

Answers

Answer:

3x+16=0

x=-16/3

is your answer

Answer:

3x+16= 125 answer is 109/3

Step-by-step explanation:

D is the 4th letter of the alphabet and u have 5 d which means 4×5=20(repeat the same step for the other letters

J is 10thh so 7×10=70

Next letter is F, you have 2 f's

F is the 6th letter of the alphabet

6×2=12

W which is the the last letter we have to do here is the 23rd letter of the alphabet and u have 1 so 23×1 is 23

What is 6q+4-q+5 equals tooo PLEASE I REALLY NEED HELP THIS IS DUE TODAYY

Answers

Answer:

5q+9

Step-by-step explanation:

1. combine like terms

6q-q=5q and 4+5=9

2. combine those two

5q+9

Pupils in a class were asked how they travel to school. The results were
recorded in the table below.
Car
13
Bus
6
Train
5
Walk
8
If a pupil in the class was picked at random, what is the probability
that one of them walked to school as a percentage?

Answers

25% because it’s unlikely

Each of these numbers is written as a product of prime factors.

Note: 539 = 11 x 7²
847 = 7 x 11²

Use this information to write:

(a)539/847 as a fraction in its simplest form.

(b)55/539 as a fraction in its simplest form.

Answers

Answer:

a)539/847=

11×7²

____=7^(2-1)/11^(2-1)=7/11

7×11²

Step-by-step explanation:

(b)55/539=(5×11)/( 11 x 7²)=5/7²

What is 5+5x3+4x6x9x2x2+45

Answers

Answer:

929

Step-by-step explanation:

5 + 5x3 + 4x6x9x2x2 + 45 =5 + 15 + 864 + 45 =929

7b+8<100 how many books can Brian buy without overspending

Answers

Answer:

Step-by-step explanation:

7b + 8 < 100

subtract 8 from both sides

7b < 92

divide both sides by 7

b < 92/7 ≅ 13.1

Brian can buy at most 13 books.

Answer: You have to plug in the numbers.

So first let's plug in 13. 7*13+8=99

Now 15. 7*15+8=113

Now 18. 7*18+8=134

Lastly 20. 7*20+8=148

The answer is 13.

Step-by-step explanation:

Movie ticket sales are as follows: Adult: 20 tickets for $250 Child: 15 tickets for $71.25 Senior: 5 tickets for $37.50 How much does one (1) SENIOR ticket cost?

Answers

Answer:

$7.5

Step-by-step explanation:

you just divide 37.50 by 5 to get the price of an individual senior ticket price


Someone pleaseee help meeee

Answers

Ill tell you the answer if u mark me brainliest

Answer:

A. 9

Step-by-step explanation:

y2 - y = m(x2 - x) formula

7 - -2/ -6 - -7 = m

9/1 = m

9 = m

The equation would have a slope of 9.

4(r-9)= -60 help plz

Answers

Answer:

-6

Step-by-step explanation:

During a thunderstorm, 600 millimeters of rain fell in 30 min.

A. How fast did the rain fall, in millimeters per minute?

B. How fast did the rain fall, in millimeters per hour?

C. Which unit rate do you think is more useful? Explain your reasoning.

Sorry that I can only put 10 points. But please I really need help with this

Answers

A: 600/30 = 20mm/min

B: 1200 mm/hr (double the 30 min amount)

C: I think mm/hr is more useful because the actual rainfall can vary a lot from minute to minute. Looking at the amount over an hour averages that out.

8.5×7/2 ____
please ​

Answers

29.75
Hope it’s correct

2(4x+5)=9(3x+2)? I need help

Answers

Answer:

[tex]x=-\frac{8}{19}[/tex]

Step-by-step explanation:

2(4x + 5) = 9(3x + 2)

Solve for x

___________________

We have an alrebaric expressio and are asked to solve for x, which to do this, we need to isolate x.

2(4x + 5) = 9(3x + 2)

Distribute :

(2(4x) + 2(5)) = (9(3x) + 9(2))

8x + 10 = 27x + 18

Subtract 10 from both sides :

8x = 27x + 8

Subtract 27x from both sides :

-19x = 8

8 = -19x

Divide both sides by -19 :

[tex]x=-\frac{8}{19}[/tex]

3 A garage is to be built with a skillion roof (a roof with a single
slope). The measurements are given in the diagram. Calculate
the pitch line length, to the nearest millimetre. Allow 500 mm
for each of the eaves.

Answers

Answer:

1e1e

Step-by-step explanation:

The pitch line length of the garage with the skillion roof, with the given dimensions and eave overhangs, is approximately 7.5 meters.

To calculate the pitch line length for the garage with a skillion roof, we need to consider the dimensions provided in the diagram and add the eave overhangs.

Let's assume the length of the garage is L meters, and the height from the top of the walls to the peak of the roof is H meters.

Calculate the pitch line length of the roof:

The pitch line length is the diagonal length of the triangular roof face. We can use the Pythagorean theorem to find it.

Pitch Line Length (PL) = √(L² + H²)

Add the eave overhangs:

The eave overhang is 500 mm on each side, so we need to add 1 meter (1000 mm) to the pitch line length.

Total Pitch Line Length (TPL) = PL + 1000

Now, let's calculate the pitch line length to the nearest millimeter.

For example, let's assume L = 6 meters and H = 2.5 meters.

Calculate the pitch line length (PL):

PL = √(6² + 2.5²)

PL = √(36 + 6.25)

PL = √42.25

PL = 6.5 meters

Add the eave overhangs:

TPL = 6.5 + 1

TPL = 7.5 meters

To know  more about length

https://brainly.com/question/28322552

#SPJ2

Solve the equation

4y - 7 = 15

Justify your answer

Answers

Given :

4y - 7 = 15

To Find :

Value of y = ?

Solution :

[tex] \tt \dashrightarrow 4y - 7 = 15[/tex]

[tex] \tt \dashrightarrow 4y = 15 + 7[/tex]

[tex] \tt \dashrightarrow 4y = 22[/tex]

[tex] \tt \dashrightarrow y = \cancel{\dfrac{22}{4}}[/tex]

[tex] \tt \dashrightarrow y = \dfrac{11}{2}[/tex]

[tex] \tt \dashrightarrow y = 5.5[/tex]

[tex] \large \underline{\boxed{\bf{y = 5.5}}}[/tex]

Hence, value of y = 5.5.

Answer: y = 5 ½ or y = 5.5

Step-by-step explanation:

4y - 7 = 15

Add 7 to both sides of the equation.

4y = 22

Divide both sides by 4

y = 5.5

Substitute y in the original equation.

4(5.5) - 7 = 15

22 -7 = 15

True.

find the two numbers having sum is 31 and product is 192​

Answers

Answer:

24 and 8

Step-by-step explanation:

solve by trial and error

192/8 = 24

24+8 = 32

Please hep I really need this answered​

Answers

Answer: D) 1/32

Step-by-step explanation:

i need help answering this question: 9 × +7​

Answers

Answer:

9×7=63

the answer is 63

(1+tan^2 A)cot A/cosec^2 A= tanA​

Answers

Answer:

see explanation

Step-by-step explanation:

Using the trigonometric identities

1 + tan²A = sec²A , secA = [tex]\frac{1}{cosA}[/tex], cosecA = [tex]\frac{1}{sinA}[/tex] , cotA = [tex]\frac{cosA}{sinA}[/tex] , tanA = [tex]\frac{sinA}{cosA}[/tex]

Consider the left side

[tex]\frac{(1+tan^2A)cotA}{cosec^2A}[/tex]

= [tex]\frac{sec^2AcotA}{cosec^2A}[/tex]

= [tex]\frac{\frac{1}{cos^2A}(\frac{cosA}{sinA}) }{cosec^2A}[/tex]

= [tex]\frac{\frac{1}{cosAsinA} }{\frac{1}{sin^2A} }[/tex]

= [tex]\frac{1}{cosAsinA}[/tex] × sin²A

= [tex]\frac{sinA}{cosA}[/tex]

= tanA = right side , thus proven

Antonia currently has $4,500 in her
savings account. She saves $150 per
month. Cal currently has $3,400 in his
account. He saves $250 per month. How
much more money than Antonia will Cal
have after 12 months?

Answers

Answer:

The amount of more money than Antonia that Cal will have in his account after 12 months is $100

Step-by-step explanation:

The given parameters are;

The amount Antonia currently has in her savings account, P₁ = $4,500

The amount Antonia saves per month, S₁ = $150

The amount Cal currently has in his savings account, P₂ = $3,400

The amount Cal saves per month, S₂ = $250

Let the

The amount, 'A₁', Antonia has in 12 months is given as follows;

A₁ = P₁ + 12 × S₁

∴ A₁ = $4,500 + 12 × $150 = $6,300

Similarly, the amount, 'A₂', Cal has in 12 months is found as follows;

A₂ = P₂ + 12 × S₂

∴ A₂ = $3,400 + 12 × $250 = $6,400

The amount of money than Antonia that Cal will have after 12 months, 'A₂₋₁', is given as follows;

A₂₋₁ = A₂ - A₁ = $6,400 - $6,300 = $100.

The amount of money than Antonia that Cal will have after 12 months, A₂₋₁ = $100.

Determine how much you would receive in return for a 8 month, $500 loan to a friend if you charged the 3% annual interest.

Answers

Answer:

You would receive $510.08 in return.

Step-by-step explanation:

In order to find the answer, you can use the formula to calculate the future value:

FV=PV*(1+i)^n

FV=future value

PV= present value= 500

i= interest rate=0.03/12=0.0025 per month

n= number of periods of time= 8

Now, you can replace the values in the formula:

FV=500*(1+0.0025)^8

FV=500*(1.0025)^8

FV=510.08

According to this, the answer is that you would receive $510.08 in return.

Answer:

I think it is $15

Step-by-step explanation:

Taking the test now.

I need help with the last three

Answers

What are u supposed to find


Which property of addition is used in the expression?
0.5+ (0.4+0.8) = (0.5 +0.4) + 0.8

Answers

commutative property i think

Answer:

associative property

Step-by-step explanation:

because it involves grouping

Tenley wants to exercise at least 15 hours per week. She walks at a speed of three miles per hour and bikes at a speed of 10 miles per hour. She wants to cover at least 90 miles total in her weekly workouts, biking no more than 10 hours and walking no more than 12 hours.

Answers

Answer:

The answer is below

Step-by-step explanation:

Let x represent the number of hours spent on walking and let y represent the number of hours spent on biking.

Tenley wants to exercise at least 15 hours per week, therefore:

x + y ≥ 15        (1)

Tenley cover at least 90 miles total in her weekly workout, therefore:

3x + 10y  ≥ 90     (2)

x ≤ 12, y ≤ 10        (3)

Plotting the above constraints using geogebra online graphing tool. The solution to the problem is:

(5, 10) , (12, 10), (12, 5.4), (8.57, 6.43)

A store offers a 20% discount. The discount price of a hat is $18. What is the regular price of the hat?

Answers

Answer:

90%

Step-by-step explanation:

20% = 18

1% = 0.8

100%=90%

math is extremely confusing

Answers

Answer;;;;

explained

80% of the games were won.
v out of 40 games were won.
8
32
40

Answers

Answer:

32

Step-by-step explanation:

80/100 = .8

.8 x 40 = 32 games won

Answer:

32

Step-by-step explanation:

80% of the games were won.

v. out of 40 games were won

Take 80% and divide it by 100

80%/100 = 0.8

Now multiply it by 40.

0.8 * 40 = 32

A coffee mug has a diameter of 8 centimeters. What is the mug's
circumference?
Use 3.14 for n.
centimeters
Submit

Answers

Answer:

25.12 cm

Step-by-step explanation

circumfernce=3.14n

c=3.14·8

c=25.12

The triangles are similar. Find the missing side.*


- 36
- 25
- 29

Answers

Step-by-step explanation:

[tex] \frac{30}{6} = \frac{x}{5} \\ x = 25[/tex]

X = 25
Use proportions for this question

is anyone able to help please!

Answers

Answer:

4480ft³

Step-by-step explanation:

formula: V=⅓Bh (B- base) (h-hight)

B=L×W, B=17.5×32= 560

h=24ft

V=⅓(L×W)h

V=⅓(560)24

V=⅓(13440)

13440÷3=4480ft³

What is the value of x in simplest radical form?​

Answers

Answer:

x =97

Step-by-step explanation:

perpendicular (p) = 65

base (b) = 72

hypotenuse (h) = ?

We know by using Pythagoras theorem

h = √p² + b²

= √ 65² + 72²

= √9409

= 97

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