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Vilka [71]
3 years ago
6

Graph ​ y−2=−34(x−6) ​ using the point and slope given in the equation.

Mathematics
2 answers:
prohojiy [21]3 years ago
8 0
The points are at (8,0) and (0,6)
Novay_Z [31]3 years ago
8 0

Answer:

Point-slope form: An equation of a straight line in the form y -y_1 = m(x -x_1);  

where

m is the slope of the line and (x_1, y_1) are the coordinates of a given point on the line.

Given the equation: y-2=-\frac{3}{4}(x-6)         ......[1]

On comparing with Point slope form equation we have;

m = -\frac{3}{4} and point (6 , 2)

Now, find the Intercept of the given equation:

x-intercept: The graph crosses the the x-axis i.e,

Substitute y =0 in [1] and solve for x;

0-2=-\frac{3}{4}(x-6)

-2=-\frac{3}{4}(x-6)

Using distributive property:  a\cdot(b+c) = a\cdot b +a\cdot c

-2 = -\frac{3}{4}x + \frac{18}{4}

Subtract \frac{18}{4} on both sides we get;

-2-\frac{18}{4}= -\frac{3}{4}x + \frac{18}{4} -\frac{18}{4}

Simplify:

-\frac{26}{4} = -\frac{3}{4}x

or

-26 = -3x

Divide both sides by -3 we get;

x = 8.667

x-intercept: (8.667, 0)

Similarly, for

y-intercept:

Substitute x = 0 in [1] and solve for y;

y-2=-\frac{3}{4}(0-6)

y-2=\frac{18}{4}

Add 2 on both sides we get;

y-2+2=\frac{18}{4}+2

Simplify:

 y=\frac{26}{4} =6.5

y-intercept: (0, 6.5)

Now, using these two points (8.667, 0) and (0, 6.5) you can plot the graph using line tool as shown below.


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Answer:

Step-by-step explanation:

video store A : 15 + 1.75m

video store B : 7.5 + 2.25m

15 + 1.75m = 7.5 + 2.25m

15 - 7.5 = 2.25m - 1.75m

7.5 = 0.50m

7.5 / 0.50 = m

15 = m <=== there would have to be 15 movie rentals to make them equal

check...

15 + 1.75m                      7.50 + 2.25m

15 + 1.75(15) =                 7.50 + 2.25(15) =

41.25                               41.25

yep...it checks out

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defon

Answer:

no solution

Step-by-step explanion

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3 0
3 years ago
The following are the ages (years) of 5 people in a room:
slava [35]

Answer:

The age of the person who entered the room is 15

Step-by-step explanation:

We are given:

Ages of 5 people in a room are:

17, 16, 15, 17, 22

A person enters room, and then the mean age of 6 people is 17.

We need to find the age of person who entered the room.

The formula to calculate mean is: Mean=\frac{Sum\:of\:all\:data\:values}{Number\:of\:data\:Values}

Now, in question we are given mean of 6 people that is 17

The age of 5 people are given while age of one person who enters the room is unknown.

Let age of person whose age is unknown= x

Now finding x using mean formula

Mean=\frac{Sum\:of\:all\:data\:values}{Number\:of\:data\:Values}\\17=\frac{17+16+ 15+ 17+ 22+x}{6}\\17=\frac{87+x}{6}\\17*6=87+x\\102=87+x\\x=102-87\\x=15

So, The value of x: x=15

Hence, the age of the person who entered the room is 15

4 0
3 years ago
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