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CaHeK987 [17]
3 years ago
10

Kari has x green apples and y red apples. Which statement explains why x + y and y + x will each find the total number of apples

that Kari has?
Question 10 options:

In addition, the order of the variables matters in the expression.


In addition, the order of variables does not matter in the expression.


The first expression has a greater value than the second expression.


The expressions are not equivalent because there are two variables.
Mathematics
1 answer:
ehidna [41]3 years ago
3 0
X+y and y+x are the same as stated by the commutative law.
This is because let’s say x=2 and y=3,
2+3=5 and 3+2=5
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Which equation represents a proportional relationship?
faust18 [17]

Y=4x+1 is the answer to your question

8 0
4 years ago
Write an equation for an ellipse centered at the origin, which has foci at (\pm\sqrt{12},0)(± 12 ​ ,0)left parenthesis, plus min
lora16 [44]

Answer:

\mathbf{\dfrac{x^2}{49^2} +\dfrac{y^2}{37^2} =1}

Step-by-step explanation:

Given that :

the foci of the ellipse is (±√12,0) and C0-vertices are (0,±√37)

The foci are (-C,0) and (C ,0)

the focus has x-coordinates so the focus is  lie on x- axis.

The major axis also lie on x-axis

The minor axis lies on y-axis so C0-vertices are (0,±√37)

The given focus C = ae = √12

Given co-vertices ( minor axis) (0,±b) = (0,±√37)

b= √37

We can therefore express the  relation between the focus and semi major axes and semi minor axes as:

\mathbf{c^2 = a^2 - b^2 } \\ \\ \mathbf{a^2 = c^2 + b^2 } \\ \\ \mathbf{c^2 = ( \sqrt12)^2 - (\sqrt 37)^2 }  \\ \\ \mathbf{c^2 = 49 } \\ \\  \mathbf{c = \sqrt{49 }}

The equation of ellipse formula is:

\dfrac{x^2}{a^2} +\dfrac{y^2}{b^2} =1

and we know that \mathbf{a=\sqrt{49}  \ \  and  \  \ b=\sqrt{37}}

Thus ; the equation of the ellipse at the origin is

\mathbf{\dfrac{x^2}{49^2} +\dfrac{y^2}{37^2} =1}

3 0
4 years ago
Please Help
e-lub [12.9K]
The general formula for the equation of the straight line is:
y−b=m(x−a) where
m is the slope 
a is the x coordinate of the given point
b is the y coordinate of the given point

The slope is given as 2
x coordinate in the given point is 5
y coordinate of the given point is 9

Substitute with these values in the mentioned equation as follows:
y−9=2(x-5)
4 0
3 years ago
Read 2 more answers
Drag the phrases into the box to match each expression.
JulijaS [17]

Answer:

3 /4 x+ 1 /2 ​ one-half more than three-fourths of a number

3/ 4 − 1 /2 x  three-fourths minus one-half of a number

3/ 4 −(x+ 1/ 2 )  three-fourths minus the sum of a number and one-half



7 0
4 years ago
A school has 1080 students with a male to female ratio of 5:4. how many male students are there?
wariber [46]

Answer:

600 male students

Step-by-step explanation:

1080/5 + 4

1080/9 = 120

Male students ratio is 5 so

120 * 5 = 600

If my answer is incorrect, pls correct me!

If you like my answer and explanation, mark me as brainliest!

-Chetan K

5 0
3 years ago
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