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AlladinOne [14]
3 years ago
9

The sum of eight times a number and seven is twice the number

Mathematics
1 answer:
Dovator [93]3 years ago
8 0
8x7=56 

i hope this helps

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You weigh six packages and find the weights to be 20, 12, 52, 16, 48, and 44 ounces. If you include a package that weighs 60 oun
kvv77 [185]

Answer:

median

Step-by-step explanation:

The first step is to sort the numbers from largest to smallest (you could go the other way as well).

60 52 48 44 20 16 12

The median is the middle number 44 in this case. The median has 3 numbers on its left and 3 on its right (in this case). 44 has 60 52 48 or its left and 20 16 and 12 on its right.

The mean is the average. We'll call it the new average

The mean is 60 + 52 + 48 + 44 + 20 + 16 + 12 = 252

The new mean is 252 / 7 = 36

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

The old median is the average between the middle 2 numbers (before you added 60 you had 6 numbers)

52 + 48 + 44 + 20 + 16 + 12 = the average of 44 + 20 which 64/2 = 32

The old mean was (52 + 48 + 44 + 20 + 16 + 12)/6 = 32.

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

The median increased from 44 to 32 = 12

The mean went from 32 to 36 which is 4

Answer: the median increased more  

3 0
3 years ago
What are the two equations to set up to solve the equation |2x−3|=11 ?
Lorico [155]

your answer is going to be:

2x−3=11    and     2x−3=−11

Step-by-step explanation:  100% sure

5 0
4 years ago
Camille had a very fun birthday party with lots of friends and family attending. The party lasted for 3 hours. She and her frien
Elena-2011 [213]

Camille spent 22 minutes and 30 seconds opening presents.

Since Camille had a very fun birthday party with lots of friends and family attending, and the party lasted for 3 hours, and she and her friends played games for 3/8 of the time, ate pizza and cake for 50% of the time , and spent the remainder of the time opening presents, to determine the amount of time spent opening presents the following calculation must be performed, posing the following linear equation:

Total time - time spent on other activities = time spent opening presents

  • 3 - (3 x 3/8) - (3 x 0.5) = X
  • 3 - 1.125 - 1.5 = X
  • 3 - 2.625 = X
  • 0.375 = X

  • 1 = 60
  • 0.375 = X
  • 0.375 x 60 = X
  • 22.5 = X

Therefore, Camille spent 22 minutes and 30 seconds opening presents.

Learn more in brainly.com/question/11897796

7 0
3 years ago
How can exponents help you find the area of a rectangle if each side length is multiplied by x?
NeX [460]
Exponents can make the problem smaller and look less confusing. If you see a problem with  5*5*5*5*5*5*5*5 then you're going to eventually loose count and will have to keep repeating. But if you put 5 to the 8th power then you know right away just to multiply 5, (8) times, 
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Lines f and g are perpendicular. If the slope of line f is 4, what is the slope of line g?
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