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amid [387]
3 years ago
8

Solve y = x + 4 for x. x = y − 4 x = y + 4 x = −y + 4 x = −y − 4

Mathematics
2 answers:
finlep [7]3 years ago
8 0

Answer:

x=y-4

Step-by-step explanation:

y=x+4

-4

y-4=x

PIT_PIT [208]3 years ago
3 0

Answer:

Option A.

Step-by-step explanation:

y = x + 4

As we know if we perform a similar operation on both the sides of the equation it doesn't affect the parent equation.

So we subtract 4 on both sides of the equation

y - 4 = (x + 4) - 4

x = y - 4

Therefore, option A. will be the answer.

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WILL MARK BRAINLIEST ANSWER!!!!!!! Quadrilateral KLMN is similar to quadrilateral WXYZ. Write a proportion that must be true for
snow_tiger [21]

Answer:

Since, In Quadrilaterals KLMN and quadrilateral WXYZ,

Sides Kl, LM, MN and NK are corresponding to the sides WX, XY, YZ and ZW respectively.

Also, If two shapes are similar the ratio of their corresponding sides must be same are in same proportion,

Here, Quadrilateral KLMN is similar to quadrilateral WXYZ,

Therefore,

\frac{KL}{WX}=\frac{LM}{XY}=\frac{MN}{YZ}=\frac{NK}{ZW}

Which is the required proportion that must be true for the given figure.


8 0
3 years ago
The population of a city increased from 23,400 to 27,800 between 2008 and 2012. Find the change of population per year if we ass
kupik [55]

Find the amount of the increase:

27800 - 23400 = 4,400

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Divide amount of change by number of years:

4,400 / 4 = 1,100 people per year.

3 0
2 years ago
What is the quotient (x3 – 3x2 + 5x – 3) ÷ (x – 1)?
NeTakaya

Answer:

The quotient of the expression will be (x² - 2x + 3).

Step-by-step explanation:

The given expression is (x³ - 3x² + 5x - 3) ÷ (x - 1)

Now we will use the synthetic division method to solve this question.

We will note down the coefficient of the expression as below

                         x³               x²            x               constant

                         1               (-3)            5                   -3

                 1       1       (1×1-3)=(-2)   [1×(-2)+5]=3     (1×3-3)=0

Therefore (x -1) is a perfect zero factor.

Now we can easily say that coefficient of the expression is [1.x² + (-2)x + (3)]

and remainder is 0.

Or in more simplified way coefficient of the expression will be

(x² -2x + 3).

8 0
3 years ago
Read 2 more answers
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