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dexar [7]
2 years ago
12

(_12)+7 what is solution ​

Mathematics
2 answers:
Mama L [17]2 years ago
6 0

Answer:

Step-by-step explanation:

-12 + 7= - 5

Gnoma [55]2 years ago
4 0

Answer: -5

Step-by-step explanation:

To solve a positive being added to a negative, just change it to the positive minus the negative. Instead of -12+7, do 7-12. So, your answer would be -5 since 12 less than 7 is negative 5.

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Answer:

D) 5

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
Jack was out at a restaurant for dinner when the bill came his dinner came to $14 he wanted to leave a 31% tip
postnew [5]

Answer:

Tip = $4.34

Total = $18.34

Step-by-step explanation:

Dinner = $14

Tip is 31% of dinner

14 x 0.31 = 4.34

14 + 4.34 = 18.34

4 0
2 years ago
20. The H.M. between 2 and 8 is<br>(1 marks )​
e-lub [12.9K]

Answer as an improper fraction = 16/5

Answer as a mixed number = 3 & 1/5

Answer in decimal form = 3.2

All of those values represent the same thing, but written in a different way.

=============================================================

Explanation:

I'm assuming HM stands for Harmonic Mean in this case.

If so, then we apply the reciprocal operation to each value to get 1/2 and 1/8 (from 2 and 8 respectively).

Add up those fractions:

1/2 + 1/8 = 4/8 + 1/8 = 5/8

Now we'll divide n = 2 over that result. The n = 2 refers to the number of items in the original set.

n divide over (5/8) = 2*(8/5) = 16/5 which is the answer as an improper fraction

-----------

To convert to a mixed number, we can do the following:

16/5 = (15+1)/5

16/5 = 15/5 + 1/5

16/5 = 3 + 1/5

16/5 = 3 & 1/5

Or if you need the answer in decimal form, then using a calculator would get you 16/5 = 3.2

6 0
3 years ago
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Lunna [17]

Answer:

(6 - 5x(2))(x(4) - x(3))

(6 - 5x^2) (x^4 - x^3)

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Step-by-step explanation:

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3 years ago
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The blue figure is a translation of the black image. Write a rule to describe the translation.
vivado [14]

Answer:

The point at the Origin was moved down 4 and right 2

Step-by-step explanation:

5 0
2 years ago
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