How do you simplify #-180=-2y#?

1 Answer
smendyka
Dec 3, 2016

#90 = y# or #y = 90#

Explanation:

To simplify divide each side by #-2# to isolate the #y# term. Remember, a negative divided by a negative is a positve:

#(-180)/(-2) = (-2y)/(-2)#

#90 = (cancel(-2)y)/(cancel(-2))#

#90 = y# or #y = 90#

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