dianacastro8298
30.01.2020 •
Mathematics
Karen read 28 pages of a book the book has a total of 63 what fraction of the book did karen read write the answer in simplest form
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Ответ:
Ответ:
-a(b + c - d) = (-a)(b) + (-a)(c) + (-)
so in this case (remember the negatives)
-2(2.1x + 3y - 1.8)
becomes
(-2)(2.1x) + (-2)(3y) + (-.8)
and simplifies to
-4.2x - 6y + 3.8