Add: (7x – 6y + 4z – 1) + (–3x + 3y – 5z + 3) A. –4x + 3y – z + 2 B. 4x – 3y – z + 2 C. –4x + 3y –z – 2 D. 4x – 3y + z + 2
Question
Updated 7/14/2014 12:06:48 PM
Flagged by andrewpallarca
Original conversation
User: Add: (7x – 6y + 4z – 1) + (–3x + 3y – 5z + 3) A. –4x + 3y – z + 2 B. 4x – 3y – z + 2 C. –4x + 3y –z – 2 D. 4x – 3y + z + 2

User: Subtract and simplify: (2p2q – 3pq2 + q3) – (p2q + q3) A. p2q – 3pq2+2q3 B. p2q – 2pq2 C. p2q – 3pq2 D. 2p2q – 3pq2

Question
Updated 7/14/2014 12:06:48 PM
Flagged by andrewpallarca
Rating
3
(2p^2q – 3pq^2 + q^3) – (p^2q + q^3)

= p^2q - 3pq^2
Confirmed by andrewpallarca [7/14/2014 12:07:37 PM]
3
(7x – 6y + 4z – 1) + (–3x + 3y – 5z + 3)

= 4x - 3y - z + 2

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