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Free_Kalibri [48]
4 years ago
14

WILL MARK BRAINLIEST PLEASE HELP FAST !!!!! What is an equation in point-slope form for the linear function whose graph contains

the points (4,-7) and (5.O)? Show your work.
Mathematics
1 answer:
Aliun [14]4 years ago
4 0

Answer:

y - (-7) = 7(x - 4)

Step-by-step explanation:

The given points are (4. -7) and (5, 0).

The point-slope equation of a line is

y - y1 = m(x - x1),

where (x1, y1) is a point on the line, and m is the slope.

m = (y2 - y1)/(x2 - x1) = (-7 - 0)/(4 - 5) = -7/(-1) = 7

You can use either point for (x1, y1). I will use point (4, -7).

y - (-7) = 7(x - 4)

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explain how the singular forms of morning, night, monday, and tuesday may be changed to the plural forms every-morning every-nig
Rus_ich [418]

Besides using the word "every" before the singular forms of the words above, they can also be changed to their plural forms by adding "s" behind them. For example "morning" becomes "mornings".

<h3>

Plural form of Morning in a Sentence</h3>

  • He works mornings. or
  • Mornings, I like to exercise.

Other examples related to the words above are:

  • The Tuesdays in March are going to be very busy.
  • The nights I spent on the voyage was blissful.

See the link below for more about the Plural forms:

brainly.com/question/586494

5 0
2 years ago
3(2 + f) = -15<br><br>A. 3<br>B. 7<br>C. -3<br>D. -7​
Scilla [17]

Answer:

D. (-7)

Step-by-step explanation:

3(2 + f) = (-15)

(3 . 2) + (3 . f) = (-15)

6 + 3f = (-15)

3f = (-15) - 6

3f = (-21)

f = (-21)/3

f = (-7)

5 0
3 years ago
Read 2 more answers
Given f(x) = 6(1-X), what is the value of f(8)?
andrey2020 [161]

Answer:

-42

Step-by-step explanation:

f(8)=6(1-8)

because of that 1-8 is -7 so you times by 6 and get -42

8 0
3 years ago
Given that y is inversely as x+3 and that y=4 when x =2 (a)express y in terms of x (b)find the value of y when x =5 .
myrzilka [38]

a. Expressing y in terms of x, y = 20/(x + 3)

b. When x = 5, the value of y is 2.5

The question has to do with inverse variation.

<h3>What is inverse variation?</h3>

Inverse variation is variation in which one quantity varies inversely as the other.

<h3>a. How to express y in terms of x?</h3>

Given that y is inversely as x + 3 and that y = 4 when x = 2.

Since y varies inversely as x + 3, we have

y ∝ 1/(x + 3)

y = k/(x + 3)

When y = 4, x = 3. So

y = k/(x + 3)

4 = k/(2 + 3)

4 = k/5

k = 4 × 5

k = 20

So, y = k/(x + 3)

y = 20/(x + 3)

So, expressing y in terms of x, y = 20/(x + 3)

<h3>b. Find the value of y when x = 5.</h3>

Since  y = 20/(x + 3)

Substituting x = 5 into the equation, we have

y = 20/(x + 3)

y = 20/(5 + 3)

y = 20/8

y = 5/2

y = 2.5

So, when x = 5, the value of y is 2.5

Learn more about inverse variation here:

brainly.com/question/27887206

#SPJ1

4 0
2 years ago
How far, D, does a vehicle travel if it is moving at a rate, r, of 60 km/h and it travels for t =150 minutes? Use the formula D=
strojnjashka [21]

The distance of a vehicle travel is 150 km, at a moving rate of 60 km/h for 150 minutes.

Step-by-step explanation:

            The given is,

                   Moving rate, r = 60 km/h

                   Time, t = 150 minutes

Step:1

            We need to find the distance traveled by the vehicle,

            From given the formula is

                        D = rt

            Where,

                D = Distance in Km

                 r = Moving rate in Km/h

                 t = Time in hours

Step:2

         We need to convert the time minutes to hours

                   t = \frac{150}{60} hours

                   t = 2.5 hours

Step:3

        Distance traveled by the vehicle is,

                D = 60 × 2.5

                    = 150

                D = 150 Km

Result:

      The distance traveled by the vehicle is 150 Km at a moving rate of 60 km/h for 150 minutes.

5 0
4 years ago
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