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larisa [96]
4 years ago
15

Please help me with this problem!

Mathematics
1 answer:
Oksanka [162]4 years ago
7 0
(25-y) ^2-y^2=25
y=12
x=25-12
x=13

(13,12)
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If a bottle rotates through 270 degrees in 3 seconds how many degrees does it rotate in 2 seconds
abruzzese [7]
The bottle rotates 180 degrees in 2 seconds.

I divided 270 by 3, which was 90. Then, I multiplied 90 by 2. Which was 180.<span />
7 0
3 years ago
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Emily and George had a farm with a new barn.<br> True<br> False
Nata [24]

Answer:

true

Step-by-step explanation:

it is so because they are brother and sister

And in the chapter there is that they had farm with a new barn

if in your book lesson there is that they had no farm with a new barn then there will be false

Now did you understood?

7 0
3 years ago
Given the functions, f ( x ) = x2 + x - 5 and g ( x ) = 4 x2 - 2 x + 1, perform the indicated operation. When applicable, state
elixir [45]

Answer:

(f-g)(x)  =  - 3 x² + 3 x -6

Step-by-step explanation:

<u><em>Explanation:-</em></u>

Given function f(x) = x² + x - 5

                      g(x) = 4 x² - 2 x + 1

(f-g)(x)   =  f(x) - g(x)

            =  x² + x - 5 - (4 x² - 2 x + 1)

            = x² - 4 x² + x + 2 x - 5 -1

            =  - 3 x² + 3 x -6

(f-g)(x)  =  - 3 x² + 3 x -6

7 0
4 years ago
What’s x(x+4)-7(x+4)
Free_Kalibri [48]
Hello!

Distribute the x

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Distribute the -7

x^{2} +4x-7x-28

Combine like terms

x^{2} -3x-28

The answer is x^{2} -3x-28

Hope this helps!
8 0
3 years ago
What is 7 plus 7 please help quickly
daser333 [38]

Answer:

Hi there!

THE CORRECT ANSWER IS 14

Step-by-step explanation:

NO EXPLANATION

8 0
3 years ago
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