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brilliants [131]
3 years ago
5

How do we solve a proportion? ​

Mathematics
1 answer:
nikitadnepr [17]3 years ago
5 0

Answer:

Step-by-step explanation:

a matter of stating the ratios as fractions, setting the two fractions equal to each other, cross-multiplying. Ex

3

(2)(9)

​

x

=

18

3

=

6

x=

3

18

​

=6

If I have to , I'll include my fractional equation with the arrows. answer is:

x = 6

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The amount of money that remains from a $20 - dollar bill after Millennia buys 4 party flavors for p dollars each is 20 - 4p fin
icang [17]
20-4p

20-4(3)

20-12

8

Millennia will have $8 left.

Hope this helps!
7 0
4 years ago
The table shows values for functions f(x) and g(x) .
lozanna [386]

Answer:

-1, 0 and 1

Step-by-step explanation:

Let's work through this step by step.

x goes from -2 to 2 so we will check each integer in between.

f(-2) and g(-2) is the first one.  The table shows f(-2)=-8 and g(-2)=-2, so f(-2) does not equal g(-2)

Now we just keep doing this for x=-1,0,1, and 2

f(-1) = -1 and g(-1) = -1 so f(-1)=g(-1)

f(0)=0 and g(0)=0 so f(0)=g(0)

f(1)=1 and g(1)=1 so f(1)=g(1)

f(2)=8 and g(2)=2 so f(2) does not equal g(2)

So there were three xs that made f(x) = g(x).  -1, 0 and 1, so those are your answers.  

8 0
3 years ago
Read 2 more answers
What is Negative 2 (3 x + 12 y minus 5 minus 17 x minus 16 y + 4) simplified? Negative 40 x + 8 y + 2 28 x + 8 y + 2 28 x + 6 y
Ede4ka [16]

Answer:

Step-by-step explanation:

-2(3x + 12y - 5 - 17x - 16y + 4) =.....combine like terms

-2(-14x - 4y - 1) =

28x + 8y + 2 <====

4 0
4 years ago
Read 2 more answers
Ashley uses 1/4 package of raisins for fruit cake. She then uses 1/9 of the remainder for the muffins.What fraction of the packa
Roman55 [17]
Yes your answer and method is correct

4 0
3 years ago
Karen is investigating if age has any effect on political party preferences. What is the explanatory variable?
anastassius [24]

Using variable concepts, it is found that the explanatory variable is the age.

<h3>Explanatory and response variables:</h3>
  • The variables of an experiment are divided into explanatory and response.
  • The response variable is the one that is the focus of the study, that is, the one that can be changed.
  • The explanatory is the one that explains the reason of the change in the response variable.

In this problem, the <u>age can effect the political party preference</u>, hence:

  • The variable that is changed is the political party preference, hence it is the response variable.
  • The reason is the age, hence it is the explanatory variable.

You can learn more about explanatory and response variable at brainly.com/question/22046153

6 0
3 years ago
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