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Serjik [45]
2 years ago
14

How the heck do I do this?!

Mathematics
2 answers:
Luden [163]2 years ago
8 0
The answer would be b
kirill [66]2 years ago
5 0

Answer:

hi

Step-by-step explanation:

yesyesyesyeysyesye

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Amy can drive 22.8 miles on one gallon of gas. <br><br> How far can Amy drive on 5.3 gallons of gas?
Annette [7]
5.3 x 22.8 = 120.84 miles
5 0
3 years ago
each hour the number of bacteria in dr. nall's petri dish tripled what percent is the population compared to the population the
yan [13]
The starting percent is 100%. After one hour, bacteria tripled, so it is 300%.
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2 years ago
Slove for x : 3x + 4 = 9x + 3
andreyandreev [35.5K]

Answer:

x = 1/6

Step-by-step explanation:

3x + 4 = 9x + 3

3x + 1 = 9x

1 = 6x

1/6 = x

7 0
3 years ago
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There are 6 sixth graders , 7 seventh graders , and 8 eight graders entered in a contest.
fgiga [73]

Answer:

See below ~

Step-by-step explanation:

<u>P (6th grader)</u>

  • No. of 6th graders / Total students
  • 6 / 6 + 7 + 8
  • 6/21
  • 2/7

<u>P (6th grader after)</u>

  • No. of 6th graders - 1 / Total students - 1
  • 6 - 1 / 21 - 1
  • 5/20
  • 1/4

<u>Question 1 : P (Both 6th graders)</u>

  • P = P (6th grader) × P (6th grader after)
  • P = 2/7 x 1/4 = 2/28 = <u>1/14</u>

<u></u>

<u>Question 2 : P' (Both 6th graders)</u>

  • P' = 1 - P
  • P' = 1 - 1/14
  • P' = <u>13/14</u>
4 0
1 year ago
Read 2 more answers
If postage costs $.54 the 1st ounce and $.22 for each additional ounce calculate the cost of mailing a 10 ounce envelope.
Pavel [41]
0.54+(0.22*9) is equal to 2.52
5 0
3 years ago
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