Removing parentheses ands simplfy.

label Mathematics
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The question is 2y-(4y+1) I have the answer but don't know how to get to it.

May 20th, 2015

=2y-(4y+1)

=2y-(4y)+(-1)

=2y-4y-1

collecting like terms we have;

=(2y-4y)-1

=-2y-1 is the answer

May 20th, 2015

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