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iren [92.7K]
2 years ago
15

Multiple choice! please show how u got the answer

Mathematics
1 answer:
mafiozo [28]2 years ago
5 0

{ \qquad\qquad\huge\underline{{\sf Answer}}}

The only order pairs among the given options that represent a function is :

  • (9 , -3) , (9 , -1) , (9 , -1)

Because : To be a function, every element of domain (x) can have only one unique value y, and if we get more than two values of y for same x, it isn't a function at all.

You might be interested in
What is the value of y?
Slav-nsk [51]
In a triangle all of the angles always add up to 180, so let's set up an equation.

79 + 37 + y = 180
Simplify
116 + y = 180
Subtract 116 from both sides.
y = 64

The value of y is 64.

Hopefully this helps! If you have any more questions or don't understand, please comment or DM me, and I'll get back to you ASAP. :)
6 0
3 years ago
Create a model to prove your answer for 1/3 * 1/2=
defon
Here is a wonderful picture that may or may not help.


6 0
3 years ago
Read 2 more answers
A living room will be painted with white trim. The ratio of the blue surface area between the walls is 1:10. Of 2 gallons of blu
bija089 [108]

Answer:

20 gallons

Step-by-step explanation:

The living room is made up of white trim and blue surface area between the walls. Since the ratio of the blue surface area between the walls to the white trim is given by 1 : 10.

Also 2 gallons of blue paints are used for the walls, let x represent the number of white paint used in gallons. Hence:

number of white paint in gallons = [1 / (1 + 10)] * total number of paints = 1 / 11 * total number of paints

2 = 1/11  * total number of paints used

total number of paints  = 22 gallons

number of white paint (x) = [10 / (1 + 10)] * total number of paints = 1 / 11 * total number of paints

x = 10/11 * 22

x = 20 gallons

Therefore 20 gallons of white paint was used

7 0
3 years ago
Please help asap please i will mark branlist
Alja [10]

Answer:

B. (-3,3)

Step-by-step explanation:

We want to know the solution to the equations, which just means <u>where the two lines intersect.</u>

If we just count the spaces, we can see that they touch at (-3,3). Remember that coordinates are (x,y), so we go left 3 (-3,3) and up 3 (-3,3).

5 0
3 years ago
Read 2 more answers
1. Last year, a product had a retail price of $35,00. That price has decreased 12.3% over
Dafna11 [192]
The answer is b) 30.70 I hope that was helpful
5 0
3 years ago
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