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Eddi Din [679]
3 years ago
13

Can someone give me the answer and explanation I’ll give brainlist and points

Mathematics
1 answer:
victus00 [196]3 years ago
6 0
This picture will explain the mistake. She didn’t carry down the -2/4 and add to make sure her answer was fully correct.

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Find the value of x.
miss Akunina [59]

Answer:

x = 26

Step-by-step explanation:

The sum of the 3 angles in a triangle = 180°

Sum the given angles and equate to 180

55 + 4x - 5 + x = 180, that is

50 + 5x = 180 ( subtract 50 from both sides )

5x = 130 ( divide both sides by 5 )

x = 26

4 0
3 years ago
What number will be multiplied to give -100 and be added to give 8​
andrew11 [14]

Answer:

-12.5

Step-by-step explanation:

Hope it helps u

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6 0
2 years ago
Will give 30 points!<br> What is a expanded notation?
gavmur [86]

Answer:

It is the number written out to show each digit

Step-by-step explanation:

Let's say you have the number 459

you write out the hundredths place, which is 4 times 100

you write out the tenths place which is 5 times 10

and you write out the oneths place which is 9 times 1

the full thing written out is 459 = 100×4 + 5×10 + 9 × 1

4 0
3 years ago
A) Complete the table of values for y = x2 - 4x
Elis [28]

Answer:

4

Step-by-step explanation:

5 0
3 years ago
Let a and b be positive integers. 23^a x 23^b
Ket [755]

Answer:

23 ^ ( a+b)

Step-by-step explanation:

23^a *23^b

Since the bases are the same, we can add the exponents

23 ^ ( a+b)

6 0
3 years ago
Read 2 more answers
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