Question

Add: (–6 – n + 2n2) + (8 – 3n – 10n2)

A. –2 – 4n – 8n2

B. 2 – 2n – 8n2

C. 2 – 4n – 8n2

D. 2 – 2n – 8n2


Add: (8x + 2y – 3z – 4) + (–4x – 5y + 4z + 6)

A. –4x + 3y – z + 2

B. 4x – 3y – z + 2

C. –4x + 3y –z – 2

D. 4x – 3y + z + 2


Subtract and simplify: (4p2q – pq2 + q3) – (3p2q + 2pq2– q3)

A. p2q – 3pq2+2q3

B. p2q – 2pq2

C. p2q – 3pq2

D. 2p2q – 3pq2


Subtract and simplify: (y2 – 3y – 5) – (–y2 – 7y + 4)

A. 2y2 – 7y + 1

B. –2y2 – 10y – 1

C. 2y2 – 10y + 4

D. 2y2 + 4y – 9