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notsponge [240]
4 years ago
14

Write the difference 16 -(-53) as a sum then simplify

Mathematics
1 answer:
valina [46]4 years ago
3 0

Answer:

<h2>69</h2>

Step-by-step explanation:

(-)(-) = (+)

(+)(+) = (+)

(-)(+) = (+)(-) = (-)

--------------------------------------

16 - (-53) = 16 + 53 = 69

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Pls Answer 30 points
Natalka [10]

Answer:

84

Step-by-step explanation:

72/x = 6/7

muliply by x on both sides

72 = 6/7x

mulitply by 7 on both sides

504 = 6x

divide by 6 on both sides

84

4 0
3 years ago
Read 2 more answers
Help me please !<br> 4,5 and 6
andreev551 [17]

9514 1404 393

Answer:

  4a. ∠V≅∠Y

  4b. TU ≅ WX

  5. No; no applicable postulate

  6. see below

Step-by-step explanation:

<h3>4.</h3>

a. When you use the ASA postulate, you are claiming you have shown two angles and the side between them to be congruent. Here, you're given side TV and angle T are congruent to their counterparts, sides WY and angle W. The angle at the other end of segment TV is angle V. Its counterpart is the other end of segment WY from angle W. In order to use ASA, we must show ...

  ∠V≅∠Y

__

b. When you use the SAS postulate, you are claiming you have shown two sides and the angle between them are congruent. The angle T is between sides TV and TU. The angle congruent to that, ∠W, is between sides WY and WX. Then the missing congruence that must be shown is ...

  TU ≅ WX

__

<h3>5.</h3>

The marked congruences are for two sides and a non-included angle. There is no SSA postulate for proving congruence. (In fact, there are two different possible triangles that have the given dimensions. This can be seen in the fact that the given angle is opposite the shortest of the given sides.)

  "No, we cannot prove they are congruent because none of the five postulates or theorems can be used."

__

<h3>6.</h3>

The first statement/reason is always the list of "given" statements.

1. ∠A≅∠D, AC≅DC . . . . given

2. . . . . vertical angles are congruent

3. . . . . ASA postulate

4. . . . . CPCTC

8 0
3 years ago
The class collected 3,591 bottle caps in 57 days. The same number of bottle caps were collected each day. How many bottle caps d
ANTONII [103]
The answer is 63 bottle caps.
3,591 divided by 57 is 63
8 0
3 years ago
In a class of 25 students, 15 of them have a cat, 16 of them have a dog and 3 of them have neither.
den301095 [7]

Answer

the probility is 9

Step-by-step explanation:

5 0
4 years ago
Factor f(x)=-8x^4-16x^2
guajiro [1.7K]

Answer:

8x^2(x^2-8)

Step-by-step explanation:

you find the lCM

the LCM of 16 and 8 is 8

the LCM of x^2 and x^4 is x^2

in all the LCM is 8x^2

8x^4/8x^2=x^2

you divide the numbers and subtract the powers of the variables

<h3>-16x^2/8x^2= -8 </h3><h3>the you put everything in a distribution form</h3><h3 />

7 0
4 years ago
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