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kogti [31]
3 years ago
10

Translate the given phrase into an algebraic expression and simplify if possible: the difference of 10 and -18

Mathematics
2 answers:
yKpoI14uk [10]3 years ago
4 0

Answer:

28

Step-by-step explanation:

10 - (-18) = x

10+18 = x (two negatives make a positive)

28 = x

aliya0001 [1]3 years ago
4 0

Answer:

28

Step-by-step explanation:

Use long addition to evaluate

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Five double-digit numbers We have five consecutive positive double-digit integers. If we swap places on the numbers in the large
barxatty [35]

Answer:

  • 33

Step-by-step explanation:

<u>Let the numbers are:</u>

  • x, x + 1, x + 2, x + 3 and x + 4
  • Their sum is 5x + 10
  • Their mean is (5x + 10)/2 = x + 2

If we swap the digits on the largest number, the sum increases by 1 more than x + 2

<u>We are looking for the number x + 4 = ab such that:</u>

  • ba - ab = ab - 2 + 1
  • ba = 2ab - 1
  • 10b + a = 2(10a + b) - 1
  • 10b + a = 20a + 2b - 1
  • 8b = 19a - 1
  • 19a = 8b + 1

<u>By trial method we get the solution:</u>

  • a = 3, b = 7

<u>Since x + 4 = 37, the lowest number is:</u>

  • x = 37 - 4 = 33

<u>Lets verify:</u>

  • 33, 34, 35, 36, 37

<u>The sum is:</u>

  • 5*33 + 10 = 175

<u>The mean is:</u>

  • 35

<u>Change the largest number tp 73 and find the sum again:</u>

  • 175 + (73 - 37) = 175 + 36 = 175 + 35 + 1

The sum has increased by 1 more than 35

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asambeis [7]
After carefully looking over my notes and gathering all my knowledge of college mathematics, I can honestly say that I have no idea what the answer is.
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Answer:

Step-by-step explanation:

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Which mean, for every 44 muffins we would have 3 non-nuts muffins.

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