7.1 Add & Subtract Polynomials Homework

Find the sum or difference. Write your solution in standard form.

(−8x − 12) + (9x + 4)

Find the sum or difference. Write your solution in standard form.

(−3p^{3} + 5p^2 − 2p) + (−p^3 − 8p^2 − 15p)

Find the sum or difference. Write your solution in standard form.

(9r^{2} + 4r − 7) + (3r^2 − 3r)

Find the sum or difference. Write your solution in standard form.

(s^{3} - \frac12s - 9)+(2s^2 -\frac13s^3 +s)

Find the sum or difference. Write your solution in standard form.

(6x + 9) − (7x + 1)

Find the sum or difference. Write your solution in standard form.

(4m^{2} − m + 2) − (−3m^2 + 10m + 4)

Find the sum or difference. Write your solution in standard form.

(4.5d − 6d^{3} + 3d^2) − (10d^3 + 7d − 2.5)