what is the linear equation of a line with a rate of change of -1/2 that passes through the point (0, 4)

Answers

Answer 1

Answer:

y = 9/2 (fraction)

Step-by-step explanation:

y = mx+c

m = slope

c =y -intercept

Therefore, the required equation is:

y = 2x + c

Putting the point (0,4) in it as it lies on a line, we get:

4 = -1/2 + c

Therefore:

c = 9/2

So, y = 9/2

Brainlist pls!


Related Questions

Find the Area ( PLEASE LEAVE EXPLANATION)

Answers

Answer:

28 ft²

Step-by-step explanation:

Hello There!

To solve for the area of an irregular shape we want to split the irregular shape into regular shapes

For this irregular shape we would split it into a square with a side length of 2ft and a rectangle with a length of 6ft and a width of 4ft ( width was found subtracting total height of irregular figure (6ft) from height of square (2ft) 6ft - 2ft = 4ft so the width would be 4ft)

now we can easily solve for the area of each individual shape

area of square -

the area of a square can simply be found by raising the side length to the power of 2

so

[tex]a =2^2\\2^2=4\\a=4ft^2[/tex]

so we can conclude that the area of the square is 4ft^2

Now we want to find the area of the rectangle

the area of a rectangle is simply equal to the width times the length

so

[tex]a=6*4\\6*4=24\\\\a=24ft^2[/tex]

so we can conclude that the area of the rectangle is 24ft^2

Finally we add the two areas together

24 + 4 = 28

thus meaning the area of the irregular figure is 28 ft²

Given the equation x + 2y = 0, which equation will form a system of linear equations without a solution?

Please help

Answers

Answer:

2.5 and -0.75

Can you prove the figure is a parallelogram based on the given information? Explain.​

Answers

Answer:

yes it is a parallelogram

Step-by-step explanation:

it is a parallelogram as opposite sides are equal and parallel

Answer:

Step-by-step explanation:

From the given figure, we know that opposite sides are parallel

If two pair of opposite sides are parallel, then it is a parallelogram.

choose all of the statements that correctly compare the two functions shown (brainliest)​

Answers

Answer:

one of the answers is c

Step-by-step explanation:

I don’t understand pls help!!

Answers

Answer:

7.9 m

Step-by-step explanation:

Use the Pythagorean theorem: a²+b²=c²

This formula can be used to solve a side of any right (90°) triangle.

c² is the length of the hypotenuse (the diagonal side of the triangle, opposite to the 90° angle)

So, c = 32m.

Sides a and b are the legs of the triangle, but we only know one side. Plug numbers into the formula:

31² + b² = 32²

961 + b² = 1024 Subtract 961 from both sides to get b² by itself.

b² = 63

√b² = √63  Square root both sides to get b by itself.

b = 7.93725

Answer is 7.9 meters, rounded to tenths place

What is the value of the following expression if x = 4, 2x + 3.1

Answers

Answer:

11.1

Step-by-step explanation:

Since x = 4,

2*4 = 8 +3.1 = 11.1

Answer:

11.1

Step-by-step explanation:

2(x) + 3.1

2(4) + 3.1

8 + 3.1

11.1

Find cosθ, tanθ, and cscθ, where θ is the angle shown in the figure.
Give exact values, not decimal approximations.

Answers

Answer:

Cos(θ) = 7/√58 ; Tan(θ) = 3/7 ; Csc(θ) = √58/3

Step-by-step explanation:

First, let's solve for the hypotenuse by using the Pythagorean Theorem.

a² + b² = c²

⇒ 7² + 3² = c²

⇒ 49 + 9 = c²

⇒ 58 = c²

√58 = c

Now that we know the hypotenuse is √58, we can solve for the trig ratios.

Cos(θ) = adjacent/hypotenuse = 7/√58

Tan(θ) = opposite/adjacent = 3/7

Csc(θ) = hypotenuse/opposite = √58/3

Marsha wants to walk from the parking lot through the forest to the clearing, as shown in the diagram. She knows that the forest ranger station is 154 feet from the flag pole and the flag pole is 350 feet from the clearing. How far is the parking lot from the clearing? Distance from parking lot to clearing _________

Answers

Answer:

420

Step-by-step explanation:

504/x = x/350

x² = 176,400

[tex]\sqrt{176,400}[/tex] = 420

Here are the first five terms of an arithmetic sequence
5 8 11 14 17
Find an expression for the nth term of this sequence:
A: 3n+2
B: 5n+3
C: add 3 each times
D: 3n

Answers

3n+2

the difference between each term is 3 meaning it’s 3n. if you then take away 3 from the first term you are left with 2. this means the nth term is 3n+2

There are a total of 63 bikes at a sports shop. If 18 bikes are blue, what is the ratio of blue bikes to black bikes?

Answers

Answer:

45 to 18 it's easy

Step-by-step explanation:

subtract 18 from 63 and there is your ratio

if sin theta = -3/5 and theta terminates in the fourth quadrant, find the exact value of tan 2θ

Answers

Answer:

67=9

Step-by-step explanation:

Answer:

-24/7

Step-by-step explanation:

EDGE 2021

Write log1/4(1/64)=3 in exponential form

Answers

For logarithmic equations,
log
b
(
x
)
=
y
log
b
(
x
)
=
y
is equivalent to
b
y
=
x
b
y
=
x
such that
x
>
0
x
>
0
,
b
>
0
b
>
0
, and
b

1
b

1
. In this case,
b
=
1
4
b
=
1
4
,
x
=
1
64
x
=
1
64
, and
y
=
3
y
=
3
.
b
=
1
4
b
=
1
4
x
=
1
64
x
=
1
64
y
=
3
y
=
3
Substitute the values of
b
b
,
x
x
, and
y
y
into the equation
b
y
=
x
b
y
=
x
.
(
1
4
)
3
=
1
64

GIVING BRAINLIEST Find the total surface area of the following
cone. Leave your answer in terms of .
12 cm
5 cm
SA = [ ? ]7 cm?
Hint: Surface Area of a Cone = tre + B
Where e = slant height, and B = area of the base

Answers

Answer:

282.74

Step-by-step explanation:

A=πrl+πr2

l=r2+h2

Solving forA

A=πr(r+h2+r2)=π·5·(5+122+52)≈282.74334

Answer:

90

Step-by-step explanation:

f(x)=4x-3, g(x)=10-x
Work out gf(x)?

Answers

Step-by-step explanation:

Given

f(x) = 4x - 3

g(x) = 10 - x

So Now

gf(x) = g( 4x - 3)

= 10 - 4x + 3

= 13 - 4x

Hope it will help :)❤

When you multiply a mixed number by___________ the product is equal to the mixed number fill in the blank

Answers

Answer:

A whole number

Step-by-step explanation:

Answer: 1

Step-by-step explanation: If it was anything more than 1 it would not equal the same number.

Btw I didn't understand well if you have more questions put it into the comments. I hope I helped :)

YO SOMEBODY HELP IM STUCK

Answers

Step-by-step explanation:

Here it is given that 0 is less than equal to X so answer will be you should point the mark on 0

URGENT HELP !!!!!! Answer correctly please !!!!!!!!! Will be marking Brianliest !!!!!!!!!!

Answers

Answer:

145.5 Tell me if I'm wrong

Step-by-step explanation:

I first solve for the whole rectangle and then solve for the unshaded an then subtract the unsahded from the whole rectagle and that should give you your answer. Hope it helps!!

josie makes fruit punch by mixing fruit juice and lemonade in the ratio 1:4 she needs to make 40 litres of punch for a party
how much of each ingredient does she need

Answers

Answer:

the fruit juice and lemonade required 8 liters and 32 liters respectively

Step-by-step explanation:

The computation of each ingredient does she needed is given below:

Given that

There is liters of punch for a party is 40

And, the ratio of fruit juice to lemonade is 1:4

So,

The fruit juice is

= 40 × 1 ÷ 5

= 8 liters

And, for lemonade it is

= 40 × 4 ÷ 5

= 32 liters

hence, the fruit juice and lemonade required 8 liters and 32 liters respectively

HELP ME PLEASE HURRY UP



In the right triangle shown, what is the length of segment PQ?
P
17 cm
15 cm

Answers

Answer:

a is your answer!!

Step-by-step explanation:

Hope this Helps!!!

Which of the following ordered pair could NOT be included in this set if it is a function? { (-4, 2), (3, 6), (4, 3), (?, ?) }
1. (3,6)
2.(-3,6)
3.(4,-3)
4.(1,2)

Answers

Answer:

I´m pretty sure it´s 2.(-3,6).

Step-by-step explanation:

i’ll give brainliest please help!!!

Answers

Answer: The third one.

Step-by-step explanation: The hottest time of the day is around 3 p.m. Heat continues building up after noon, when the sun is highest in the sky, as long as more heat is arriving at the earth than leaving.

Answer: All of them

Step-by-step explanation: I think zll of them

Sarah went to lunch with 4 friends. The total bill was $125.68 and they had coupon for $20 off. How much did each person pay?

Answers

$21.13 you do $125.68-$20=... then divide the answer ___ /by 5!


Help me please and thank you

Answers

Answer:

4.2 hours

Step-by-step explanation:

He spends 6 hours helping customers and 1.8 doing paperwork.

is the slope (+) (-) (zero) or (unidentified)​

Answers

Answer:

zero is the answer brainliest plz

Step-by-step explanation:

8x−20
Apply the distributive property to factor out the greatest common factor.

Answers

Answer: 4(2x - 5)

Step-by-step explanation:

factors of 8 : (2, 2), 2

             20 : (2, 2), 5

Therefore the GCF is 2*2 = 4

8x/4 = 2x and -20/4 = -5

4(2x - 5) = 8x - 20

A cell phone company dropped the
prices on their phones by 10%. Which
expression shows the new price of the
phones(p)?

Answers

Correct me if I’m wrong but I think it’s p-0.10p

find the value of x in each triangle with the given angle measures ​

Answers

Answer:

10 - 104

11 - 25

12 - 64

13 - 109

14 - 33

15 - 90

Step-by-step explanation:

For the first 3 triangles u must add the two angles and minus it from 180

Q number 13 do the same thing then minus the number u got by 180

Q number 14 .... 66 - 180 = 33

Q number 15 it is a right angle so it is 90

help please!!!!!!! (i will give you the points) find BC

Answers

i think the answer is B

Giving brainlest and 20 points
What is the surface area of the solid?


A.
46 square inches

B.
15 square inches

C.
40 square inches

D.
23 square inches

Answers

Answer:

C. 40 square inches but i could be wrong

The perimeter of a rectangle is 94 inches and the length is 6 inches what is the width of the rectangle?round to the nearest tenth if necessary

Answers

Answer:

Width is 41 inches

Step-by-step explanation:

Subtract 12 since there are two sides with lengths of 6, then divide that by to get the width of one of the sides

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