Simplify (2n + 5) - (3n + 7) + (4n - 9).
(2n + 5) - (3n + 7) + (4n - 9) = (-n - 2) + (4n - 9) = 3n - 11
Question
Updated 10/10/2016 7:27:02 AM
Edited by Andrew. [10/10/2016 7:26:51 AM], Edited by Andrew. [10/10/2016 7:27:02 AM]
Rating
3
(2n + 5) - (3n + 7) + (4n - 9)
= (-n - 2) + (4n - 9)
= 3n - 11

Questions asked by the same visitor
Simplify 5t + (t - 3) - [(7t + 5) - (8 - 3t)].
Question
Updated 5/20/2014 2:22:45 PM
5t + (t - 3) - [(7t + 5) - (8 - 3t)];

5t + (t - 3) - (10t - 3);

5t - 9t = -4t
49t6 - 4k8 factored
Weegy: There is one special case for factoring that you may or may not need, depending upon how your book is structured and how your instructor intends to teach factoring quadratics. I call it "factoring in pairs". (More)
Question
Updated 7/10/2014 6:42:45 AM
49t^6 - 4k^8 = -(2 k^4-7 t^3) (2 k^4+7 t^3)
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