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sveticcg [70]
4 years ago
11

Solve and explain 8-1/4n>20

Mathematics
1 answer:
Tpy6a [65]4 years ago
5 0

Answer:

Step-by-step explanation:

add 8 to both side

so it is -1/4n>28

so we know that the denominator of 28 is 1

so multiply -1 by 1 and 4n by 28

It will look like this:

-1>112n

then divide both side by 112

the answer is n<-1/112 or 0.0089285

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Which of the following shows all of the factor pairs of 28?
kow [346]

The factor pairs of a number when multiplied give the original number.

Therefore, all the factor pairs of 28 are:

\begin{gathered} 1\times28; \\ 2\times14; \\ 4\times7 \end{gathered}

The correct choice is the first one

4 0
2 years ago
What is the area, in square meters, of the trapezoid below
ahrayia [7]

Answer:

114.12

Step-by-step explanation:

A = (a+b)/2 ×h

= (6.2 + 25.5)/2 ×7.2

=114.12

8 0
3 years ago
17) Find the slope of the line that passes through each pair of points.
elena55 [62]
Its c because i did it already and got it right
4 0
3 years ago
Lena purchased a prepaid phone card for $20. Long distance calls cost 21 cents a minute using this card, Lena used her card only
slega [8]

<u>Answer:</u>

37 minutes

<u>Step-by-step explanation:</u>

Lena has 20 dollars. 20 - 12.23 = 7.77

Lena has $7.77 dollars left.

We divide this by .21 to see how many minutes her call was.

7.77 ÷ .21 = 37

Rate as Brainliest and Thanks plz

5 0
3 years ago
Help me fill in the blanks please help
agasfer [191]

The missing values in the inequality problem are;

A = -9

B = 72

C = 22

<h3>What is the explanation for the above?</h3>

5p - 8 (p + 1) > 16 .........................   (1) Given

5 (-10) - 8 (-10 +1) > 16 ...................... (2) Given

Where P is equal to 10 [Given in the second line as given in equation 2 above; Hence,

Substitute 10 for p

⇒ 5 (-10) - 8(-10+1)>  16

⇒ -50 -8(-9) > 16

⇒ -50 + 72 > 16

Hence

22 > 16 → T

Please note that T is symbolic of "True" that is

it is true that 22 is greater than 16.

Learn more about inequality problems:

brainly.com/question/11613554

#SPJ1

3 0
2 years ago
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