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Aleksandr [31]
2 years ago
15

Determine which have two variables that represent a proportional relationship. Explain your reasoning

Mathematics
2 answers:
grandymaker [24]2 years ago
7 0

Answer:

Step-by-step explanation:

Ok, so i cant really awnser all the questions on that page but a very important thing to know is that it is proportinal if the layout is y=mx.   the m is usually replaced with something else though. So for that first question, its proportianal. Try your best to turn those story problems into equations and then see if it matches the y = mx equation if not, its not

Crazy boy [7]2 years ago
3 0
Two variables have a proportional relationship if all the ratios of the variables are equivalent.
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Ok so I just need to match the letter with the definition but I don’t get it help please!
mr Goodwill [35]

Answer:

m = slope  

b = y-intercept  

y = output  

x = input

y = mx + b

y2 - y1 / x2 - x1

8 0
3 years ago
How I can answer this question, NO LINKS, If you answer correctly I will give u brainliest!
Vikentia [17]

Answer:

\huge\boxed{\sf n = 7}

Step-by-step explanation:

<u>Given equation is:</u>

(7^2)^4=n^8

Multiply 2 to 4

7^8=n^8

While comparing both sides, we get:

7 = n

OR

n = 7

\rule[225]{225}{2}

Hope this helped!

<h3>~AH1807</h3>
7 0
2 years ago
Read 2 more answers
-5x+7+2x-13&lt;9 Please Explain
olganol [36]
Ok the answer is -5 less than 9 which is true lol


Anyways here’s how I got the answer

-5+7+2x-13 less than 9

Combine like terms in this case it’s -5 and 2, and the other is 7 and -13

-5+2= -3
7-13= -6

Ok now that that’s done here’s the next step

-3x-6 less than 9 solve it


-3x-6 < 9
+6< +6

-3x < 15



Now from there you divide then so
-3x/3 cancels out, and 15/-3 = -5
X=-5

And so -5<9 :) hope this helped!! I will also include a picture of my work (please exult messiness lol)

8 0
3 years ago
Kate wants to buy a shirt that regularly cost $30. It is on sale for 20% off. After the discount she has to pay a 6% sales tax.
enyata [817]

Answer:

25.44$

Step-by-step explanation:

20% of $30 = 6 $

Cost = 24$

Tax = 1.44$

Total cost = 25.44$

HOPE THIS HELPS

PLZZ MARK BRAINLIEST

5 0
3 years ago
Read 2 more answers
Scale factor word problem<br> Someone please help me!
natima [27]

1. Niles is making a map of his neighborhood. He uses a scale in which 1 cm = 5 km. The distance between his house and the school is 8.5 km.

How many centimeters will there be between his house and school on the map?

1 cm = 5km

8.5 ÷ 5 = 1.7

There will be 1.7 centimeters between his house and school.

3 0
2 years ago
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