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Arada [10]
4 years ago
9

NEED HELP , SERIOUS ANSWER . EASY 15 POINTS

Mathematics
1 answer:
Pavlova-9 [17]4 years ago
4 0
A. Is not a function because it contains duplicate X values
B. Is also not a function because it doesn't pass the vertical line test, meaning there are duplicate x values
C. Is a function because if you were to graph this, there would be one and only one x value for every y value.
D. Is not a function because the positive-negative symbol indicates that there are two values, not one.

Hope this helped.
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Graph the line giving one point and the slope. 2x-6y=12
koban [17]
Y = mx + c  

this is the equation of line and here m is the slope

so, 2x-6y =12   can be changed into standard format

y = 2x/6 - 12/6
y=x/3 +(-2)

so, m = 1/3   , so slope will be 1/3

hope it helped :)



8 0
4 years ago
Read 2 more answers
A washer and a dryer cost $847 combined. The washer costs $53 less than the dryer. What is the cost of the dryer?
Natalija [7]
--------------------------------------------------------------
Define x :
--------------------------------------------------------------
Let the dryer be x.
Dryer = x 
Washer = x -53

--------------------------------------------------------------
Construct Equation :
--------------------------------------------------------------
The washer and the dryer cost $847
⇒ x + x - 53 = 847

--------------------------------------------------------------
Solve x :
--------------------------------------------------------------
x + x - 53 = 847
2x - 53 = 847
2x = 847 + 53
2x = 900
x = 450

--------------------------------------------------------------
Find cost of dryer and washer :
--------------------------------------------------------------
Dryer = x = $450
Washer = x = 450 - 53 = 397

--------------------------------------------------------------
Answer: Dryer = $450
--------------------------------------------------------------
3 0
3 years ago
Read 2 more answers
The formula for distance is given as distance = speed x time. Use the formula to find:
MakcuM [25]

❥\Large\pmb {\underline {\tt Answer}}

Given :-

  • Time = 5 hours
  • Speed = 120 km/h

To find:

  • Distance

We know:-

  • Distance = Speed × Time
  • Distance = 5 × 120
  • Distance = 600km

Required Answer :-

600 km

<u>━━━━━━━━━━━━━━━━━━</u>

8 0
3 years ago
A line goes through the point (-8,9), and has a slope of 3/4
olya-2409 [2.1K]

Answer:

y=\dfrac{3}{4}x+15

Step-by-step explanation:

Given that,

A line goes through the point (-8,9), and has a slope of 3/4.

We need to express in the form of Ax+B for this line.

We have, m = 3/4

So,

y=\dfrac{3}{4}x+B

Put y = 9 and x = -8 in the above equation.

9=\dfrac{3}{4}(-8)+B\\\\9=-6+B\\\\9+6=B\\\\B=15

So,

y=\dfrac{3}{4}x+15

It is the required equation of the line.

6 0
3 years ago
Kevin reads 5 pages in 15 minutes at this rate how many pages will he read in 45 minutes​
Aleksandr-060686 [28]

Answer:

15 pages

Step-by-step explanation:

45/15=3

3x5=15

4 0
3 years ago
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