If DEC△ABC∼△DEC, find the values of x and y.

If DECABCDEC, Find The Values Of X And Y.

Answers

Answer 1

Answer:

X = 8

Y = 35

Step-by-step explanation:

All you need to do to solve this problem is use the Pythagorean Theorem

The leg of the triangle are A and B and C represents the hypotenuse. All you need to do is plug in the values into the equation and there u have it.


Related Questions

5−a+4a=
please show work :)

Answers

that doesn’t give us enough information. there must be something else on your assignment you’re forgetting to give us

Answer:

5 + 3a

Step-by-step explanation:

5 - a + 4a =

5 + ( -a + 4a ) =

5 + ( 4a - a ) =

5 + ( 3a )

Which describes the slope of the line that passes through the points (2,5) and (-4,5)?
1:negative
2:positive
3:undefined
4:zero
Can someone help I will mark as Brainliest

Answers

Negative because if you mark it on the graph they go in a downwards line which would be a negative slope on the graph :)

Answer:

4: zero

Step-by-step explanation:

It's a zero slope because it's just a straight line. There is no x, so it's a zero slope. Take a look at my work! :)

make sure to write the (#,#)

Answers

Answer:

Oh, it's (-1,-1)

Once you graph both lines, you find the point of intersection and they both intersect at point (-1,-1)

If you have any more questions let me know! :)

Step-by-step explanation:

The answer is in the image.

Cindy can type 65 words per minute. David can type 75 words per minute. In 7 minutes, how many more words can David type than Cindy?

Answers

Answer:

70

Step-by-step explanation:

It's 70 because first you have multiply for Cindy's words 65×7=455 then multiple David's 75 word times 7 and you get 525. Lastly, You subtract both of their totals and get 70

Hope this helped!

Standard to Slope Intercept Form.
8x + 10y = 70
Please answer!

Answers

ANSWER:

y=-4/5x+7

Subtract 8x from both sides of the equation.

10=70y −8x

Divide each term by 10 and simplify

cancel the comman factor to Cancel the common factor.

which is 10

Divide y by 1

Simplify  

    70     -8x

y= --- + --------

    10        10

write in y=mx+b form

so it y=-4/5x+7

Lashonda has bought 18 pounds of dog food. She feeds her dog 2/3 pounds for each meal. For how many meals will the food last? Write your answer in simplest form.

Answers

Answer:

she have feed 26 or 27

Step-by-step explanation:

I am confused it's 26 or27

Identify the variable in the following situation. Mr. Gopal goes to the store and has 25 dollars. He has to buy some candy bars for 10 dollars total. How water bottles can he buy with his remaining money if each water bottle costs 5 dollars

Answers

Answer:

3 water bottles

Step-by-step explanation:

25-10=15

15/5=3

Help please!! and actually try to solve it this is a test and I wanna do good

Answers

Answer:

After doing the math, I came up with B and/or C could be the answer

I think it’s gonna be 1 1 and 2 because you need to have 2 sides that are the same.

9 7/8 - ( -2 4/5 - 1/2)

Answers

Answer:

9 7/8 - ( -2 4/5 - 1/2)  = 13.175

Step-by-step explanation:

Hope this is correct and helps.

What does each variable in the Slope-Intercept Form equation represent?

Answers

y represent the y axis m represents the rate of change x represents the x axis b represents the total

Pls help me
I need help guys,and I’m going to give the branliest

Answers

C dude now let me get that Brainly

Answer: It is .............. A or C but I can't see the question you're trying to answer

Step-by-step explanation:

Susie has a bag with 9 hair pins, 6 pencils, 2 snacks, and 5 books. What is the ratio of books to pencils?

Answers

Answer:

5:6 5books to 6 pencils

Answer:

5:6, 5 to 6 or 5/6

answer for brainliest pls

Answers

Answer:

The answer is C. 18 units

Step-by-step explanation:

Please mark brainliest

Hope this helps!

Answer:

C) 18 square units

Step-by-step explanation:

There are many ways to go about solving this.  You could divide it into two triangles with a middle section.  But it might be easier just to count the squares:

whole squares = 12

half squares = 4 (which equals 2)

3/4 square = 4

1/4 squares = 4

(add the 3/4 and 1/4 squares to equal 4)

12+2+4=18

pleeaseeeeeeeeeee hellpppppp
solve 6x + 2 = 2(x + 4) - 2.

A. x= -1

B. there are infinitely many solutions

C. x= 1

D. x = -7/13

Answers

C

6x+2=2x+8-2
6x+2=2x+6
4x+2=6
4x=4
x=1

hope this helps! :)

PLS HELP ASAP! DUE IN 2 HOURS!!!!

If not educationally answered, I will REPORT you.

Solve the given system of equations by using an algebraic method that eliminates one of the variables. (SHOW ALL WORK.) :
Question 5:

2x + 3y = -4
5x + 2y = 1

Question 6:

5c + 7d = 39
6c - 5d = 20

REMEMBER TO SHOW ALL WORK!

Answers

Answer:

I have done it I hope it's the right answer

Hurry please (ignore this part hdhdjsfjenejfixhebrfisj)

Answers

Answer:

(-3/8) (-5/7) (-1/4) is the answer

Step-by-step explanation:

please mark me as brainliest please

what sign makes this comparison true?

> OR < (less than or greater than)

-9/10 -7/10​

Answers

Answer:

greater than because that is what it is your welcome

PLSSSSS HELP!!
The graph below shows the price of different numbers of mats at a store: A graph is shown. The values on the x axis are 0, 2, 4, 6, 8, 10. The values on the y axis are 0, 21, 42, 63, 84, and 105. Points are shown on ordered pairs 0, 0 and 2, 21 and 4, 42 and 6, 63 and 8, 84. These points are connected by a line. The label on the x axis is Number of Mats. The title on the y axis is Price in dollars. Which equation can be used to determine p, the cost of b mats? p = 10.50 + b b = 10.50 + p b = 10.50p p = 10.50b​

Answers

Answer:

p = 10.50 + b b = 10.50 + p b = 10.50p p = 10.50b​

Step-by-step explanation:

The values on the x axis are 0, 2, 4, 6, 8, 10. The values on the y axis are 0, 21, 42, 63, 84, and 105. Points are shown on ordered pairs 0, 0 and ..

The graph below shows the price of different numbers of mats at a store: A graph is shown. The values on the x axis are 0, 2, 4, 6, 8, 10. The values on the y axis are 0, 21, 42, 63, 84, and 105. Po - the ... 21, 42, 63, 84, and 105. Points are shown on ordered pairs 0, 0 and 2, 21 and 4, 42 and 6, 63 and 8, 84.

Answer:

p = 10.50 + b b = 10.50 + p b = 10.50p p = 10.50b​

Step-by-step explanation:

In ΔWXY, the measure of ∠Y=90°, XW = 85, WY = 77, and YX = 36. What is the value of the cosine of ∠W to the nearest hundredth?

Answers

Answer:

0.91

Step-by-step explanation:

Solve for x given 16 = 2x + 2( 4+ x)

Answers

Answer:

x=2

Step-by-step explanation:

16=2x+2(4+x). First distribute the 2 into the parenthesis (4+x):

16=2x+8+2x. Now combine the like terms:

16=4x+8. Now to get 4x by itself, subtract 8 to the left:

8=4x. Solve for x by dividing by 4:

2=x

Solve the equation for the indicated variable.

Answers

Answer:

Option A

Step-by-step explanation:

[tex]D=3ef^2\\[/tex]

we need to make e the subject of the formula so here goes,

On the right side 3 is being multiplied by ef^2 so when it moves to the left side it will divide

[tex]\frac{D}{3}=ef^2[/tex]

now f^2 is also being multiplied by e on the right side so when it moves to the left side it will divide

[tex]\frac{D}{3f^2}=e\\\\[/tex]

Graham graphs the following system of equations to determine its solution.

2x + 4y = 12
2x - y = 2

What is the correct solution?

Enter your answer by filling in the boxes.

(__,__)

ASAP plz

Answers

Answer: (2,2)

Step-by-step explanation:

I'm going to use substitution to solve this:

First, I use the second equation to solve for y in terms of x.

2x - y = 2

-y = 2 - 2x

y = 2x - 2

Then, I plug the value for y into the first equation:

2x + 4y = 12

2x + 4(2x - 2) = 12

2x + 8x - 8 = 12

10x - 8 = 12

10x = 20

x = 2

Now that we have x, we can plug it into either equation (I used the first) to get the value for y:

2x + 4y = 12

2(2) + 4y = 12

4 + 4y = 12

4y = 8

y = 2

We get the point (2,2) as a solution.

Note: This is the point where both lines intersect.

After solving the equation, the value of for the points x and y are (2, 2).

What is an equation?

Equations are mathematical expressions that have two algebra on either side of an equal (=) sign. The expressions on the left and right are shown to be equal to one another, demonstrating this relationship. L.H.S. = R.H.S. (left-hand side = right side) is a fundamental simple equation.

As per the given equation in the question,

2x + 4y = 12   (i) and

2x - y = 2  (ii)

Solve the value for y,

5y = 10

y = 10/5

y = 2

Substitute y=2 in equation (i)

2x + 4(2) = 12

2x = 12 - 8

x = 4/2

x = 2

Therefore, the point is (2, 2).

To know more about Equation:

https://brainly.com/question/14686792

#SPJ5

How do I solve y= -3x + 21 -2x +3y = 8 by substitution?

Answers

Answer:

x = 5

Step-by-step explanation:

substitute the y  equation into -2x +3y =8 and you will get 5 as the solution :)

HURRY PLEASE!!

Which of these could be the transformation? Choose all that are correct.
A reflection across the line x = 1
A reflection across the line y = 1
A translation 2 units to the left, and then a reflection across the y -axis
A translation 2 units to the right, and then a reflection across the y -axis
A reflection across the y -axis, and then a translation 2 units to the right
A rotation of 180° about the point (1,4)

Answers

A reflection across the line x=1
A translation 2 units to the left, and then a reflection across the y-axis
A reflection across the y-axis, and then a translation 2 units to the right

a triangle has the side 7+x and a side of 15 find the other side

Answers

Answer:

x = 8

Step-by-step explanation:

Well, you didn't specify if it was an isosceles triangle or if it was equal or anything so we're going to assume it is.

So since both sides are equal 7+x=15

7(-7)+x=15(-7)

x=8

Plug in 8 as x to check

7 + 8

15

Which would equal the other side.

Which point would be the image of (-3,-9) after a reflection over the y-axis?
(3,-9)
(-3,9)
(3,9)
(-3,-9)

Answers

It would be b (-3,9)

Answer:

(-3,9)

Step-by-step explanation:

The x value isnt changingThe y value becomes is additional inverse

Pleaseeeee I’ll give first correct answer brainliest

Answers

Answer:

the bottom left one is right

Step-by-step explanation:

PLEASE HELP ME SOON pleaseeeeeee
How is an inequality different from an equation? Give a real-world scenario in which you would write an inequality rather than an equation.


HELPPPPPPPPPPPPPPPP PLEASEEEEEEEEE

Answers

Answer: An equation is a mathematical statement that shows the equal value of two expressions while an inequality is a mathematical statement that shows that an expression is lesser than or more than the other. An equation shows the equality of two variables while an inequality shows the inequality of two variables.

Step-by-step explanation: Hope this helps! :D

one scenario can be that if you have less than or equal amount of money only then you can buy a certain thing......e.g : if price of a game is 40....then i should have money equal to or more than fourty to buy the game......

money>=40

88 x 88/22 x 11 x 11​

Answers

Answer:

42592

Step-by-step explanation:

Answer:42592

Step-by-step explanation: So what you do is do 88 times 88/22 and so on :)

what’s the difference between point A (3,4) and B (-1,4) on a coordinate plane?

Answers

Answer:

the difference between them is letter b would be on the left side in the negative and a is in the positive

Step-by-step explanation:

hoped this helped lmk if it did

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