Math

Kim is reading a book with 380 pages. She read 20 pages each day until she reached Part 2 of the book. Part 2 of the book is 160 pages long. She uses the equation 380−20𝑑=160 to represent the number of days, d, it took her to read Part 1. How many days did it take Kim to read Part 1 of the book?

Thanks for anyone who answers :)

  1. 👍
  2. 👎
  3. 👁
  1. 380−20𝑑=160

    Subtract 380 from both sides, multiply by -1, then divide by 20.

    1. 👍
    2. 👎
  2. 11 days

    1. 👍
    2. 👎

Respond to this Question

First Name

Your Response

Similar Questions

  1. Math

    Stephen read 90 pages in 6 days. If he continues reading at that rate, how long will it take him to read 300 pages?

  2. Math

    Sari has to read a book for English class by the end of the week. She wants to read at least 200 pages in the first 5 days of the week. On average, how many pages should Sari read per day to meet her goal? p>=______

  3. hellllllpppp

    Karen read 23 pages of a book. the book has a total of 63 pages what fraction of the book did karen read? write the answer in simplest form

  4. mathematics

    She reads 30 pages of the book per day. After three days of reading, 5/8 of the book are left. How many pages are in this book?

  1. Math

    Geoff is reading a book. On Monday he reads 1/3 of the book. On Tuesday he reads 3/10 of the remaining pages. He has 35 pages left to read. How many pages are in the book?

  2. math

    Tyler used 2989 digits to number the pages of a book. How many pages does the book have? I know that pages 1-9 use 1 digit, total number is 9 Pages 10-99 use 2 digits, total number is 180 Pages 100-999 use 3 digits, 900 pages=

  3. Math

    Jessica is an avid reader. She bought a copy of the best seller book 'Math is Beautiful'. On the first day, Jessica read 1/5 of the pages plus 12 more, and on the second day she read 1/4 of the remaining pages plus 15 pages. On

  4. Math

    Help meh please Check my answers I suck at dis 1. 4y+3≤y+6 Answer=y≤3 2. -2y>2 Answer=y

  1. Maths

    Alexis reads 2/5 of her book on Monday then 1/2 of the remaining pages on Tuesday then 5/9 of the remaining pages on Wednesday the nthe remaining pages on Thursday plus reads 68 more pages on Tuesday then Wednednesday how many

  2. math

    If the problem says "the sum that shows how many pages Maria read if she read 45 pages of a book yesterday and 2/3 of the remaining pages today." Would the expression/equation be 45 + (2/3)n ?

  3. economics

    Maria can read 20 pages of economics in an hour. She can also read 50 pages of sociology in an hour. She spends 5 hours per day studying. a. Draw Maria's production possibilities frontier for reading economics and sociology. b.

  4. mathematics

    If Mary reads 90 pages a day, it will take her more than 4 days to finish reading a storybook. If she reads 80 pages a day, she will take less than 5 days. If the number of days Mary takes to finish reading is the same as the

You can view more similar questions or ask a new question.