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irinina [24]
3 years ago
6

PLEASE HELP ASAP!!! CORRECT ANSWER ONLY PLEASE!!! I CANNOT RETAKE THIS!!

Mathematics
1 answer:
worty [1.4K]3 years ago
5 0

{y}^{2}  + 49 \\  \\   = {y}^{2}  - ( - 49) \\  \\   =  {y}^{2} -  {(7i) }^{2} \\  \\   = (y + 7i)(y - 7i)
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ILL GIVE BRAINLIEST IF YOU GET IT RIGHT AND EXPLAIN
koban [17]

Answer:

y = 2

x = 50

Step-by-step explanation:

We can first find y by doing 12y+5 = 18y-7 since vertical angles are always congruent.

We want to combine like terms so we subtract 12y from both sides (what you do on one side needs to be done to the other) and we get 5 = 6y-7 and now we add 7 to both sides to get 12 = 6y.

Like I said we did this because we combine like terms!!!

Now we want to isolate the y and we do this by dividing 6 from both sides which lets us get 2 = y

Now that we know what y is we can plug it into any of the equations using y.

I plugged it into the top right equation cause it was easier.

12(2)+5

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That angle is 29!

Now that we know that we can begin solving for x.

The equation that has x + 29 make 180 degrees because it is a straight line so we use this to solve for x!

3x+1+29=180 (We want to start combining like terms now)

3x+30=180(Subtract 30 from both sides)

3x=150 (Isolate the x by dividing 3 from both sides)

x=50!

We can prove this is right by inserting x into it's expression. That tells us the angle is 151. Now we add 151+151+29+29 and we get 360!

4 0
2 years ago
HELP ASAP True or False: The church was able to perform all of Palestrina’s masses.
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Answer:

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Step-by-step explanation:

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2 years ago
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What is the value of x, if the area of ΔABC is 12√3 square cm.
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Answer:

What is the value of x, if the area of ΔABC is 12√3 square cm ...

Step-by-step explanation:

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3 years ago
Rewrite the function in standard form.<br> f(x)= 3(x + 5)2 - 7
Anna007 [38]
Answer: F= 29
Explanation: first use distributive property and multiplied by three with the parentheses. And then multiply to by what you just solved. Remember to keep writing everything that we haven’t used yet. Then divide both the left side and the 6X by X. Then subtract 30 by 7. And add six. I hope this helped
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2 years ago
Which is the same as 10^-3<br>A. 0.0001<br>B.0.001<br>C.3<br>D.1000<br>​
pishuonlain [190]

Answer:

<h2>B. 0.001</h2>

Step-by-step explanation:

<h3 /><h3>Your answer is B. 0.001.</h3>

Thank you ☺️☺️

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